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The Legitimacy of the Modern Age

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In this major work, Blumenberg takes issue with Karl Löwith's well-known thesis that the idea of progress is a secularized version of Christian eschatology, which promises a dramatic intervention that will consummate the history of the world from outside. Instead, Blumenberg argues, the idea of progress always implies a process at work within history, operating through an internal logic that ultimately expresses human choices and is legitimized by human self-assertion, by man's responsibility for his own fate.

728 pages, Paperback

First published January 1, 1983

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About the author

Hans Blumenberg

71 books63 followers
Hans Blumenberg (1920-1996) was a prominent German philosopher, known for his work in intellectual history and phenomenology. He is best remembered for his development of "metaphorology," a method that investigates the role of metaphors in shaping human thought, particularly in philosophy and culture. Blumenberg's most famous works include The Legitimacy of the Modern Age (1966) and The Genesis of the Copernican World (1975), where he explored the historical and philosophical implications of metaphors and their transformative effects on human understanding.
Born in Lübeck, Germany, Blumenberg's career spanned several prestigious academic positions, including professorships at the University of Hamburg, University of Gießen, and University of Münster. His intellectual contributions deeply influenced fields such as philosophy, literary studies, and history of ideas. He was particularly concerned with how philosophical concepts were deeply intertwined with metaphors and how these shaped the intellectual trajectories of entire periods, like the Renaissance or the Enlightenment.
Blumenberg's work focused not only on philosophy but also on the philosophy of technology, language, and aesthetics, drawing from a broad range of sources, including phenomenology, historical analysis, and myth theory. His exploration of "absolute metaphors" — ideas that transcend their original metaphorical contexts and become integral to philosophical and cultural systems — marked a major contribution to postwar German thought.

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Displaying 1 - 11 of 11 reviews
Profile Image for Avery.
Author 6 books107 followers
June 5, 2014
This is a tome readable in style but monstrous in size and engaging in high level skepticism of philosophical narratives. Blumenberg's task is to show that modernity did not have its origin in the secularization of religious traditions. On the contrary, it began with a desire to pry into the unknown, to know for oneself what was hidden -- with a Gnostic theological grounding that makes God hidden from the world.

"The modern age began, not indeed as the epoch of the death of God, but ad the epoch of the hidden God, the deus absconditus-- and a hidden God is pragmatically as good as dead. The nominalist theology induces a human relation to the world whose implicit content could have been formulated in the postulate that man had to behave as though God were dead. This induces a restless taking stock of the world, which can be designated as the motive power of the age of science." (346)

The original sin of modernity is thereby not to be found in any medieval mistake, but dates back to the original attempt to hold back Gnosticism in the early Church, which failed in the blossoming of a new civilization. The mind that thinks to climb a mountain and see its height, like Petrarch, or the mind that ignores ignores the natural warning of darkness and descends into the depths of a cave, like Da Vinci, is already a Faustian mind enaged in "overstepping of limits".

Looking to the writings of the early moderns, Blumenberg concludes: "This is no 'secularization' of man having been created in God's image. The function of the thought emerges naked and undisguised and makes its historical derivation a matter of indifference: Knowledge has no need of justification; it justifies itself; it does not owe thank for itself to God; it no longer has any tinge of illumination or graciously permitted participation but rests in its own evidence, from which God and man cannot escape." (391)

Yet Blumenberg does not come down in favor of this Gnosticism. He recognizes what was lost with the traditional world with a clarity unparalleled and surpassing that of more famous anti-modern writers.
Profile Image for Andrew.
2,272 reviews951 followers
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October 2, 2023
Can I even comment on this? Blumenberg’s thesis is fairly simple although honestly, having not read Karl Lowith, to whom Blumenberg is largely responding, it’s hard for me to have a cogent opinion. I also definitely cannot comment on those largely forgotten scholastic philosophers that Blumenberg evokes, although I question to what degree the forefathers of the modernity we call modernity actually took inspiration from them, especially given the emphasis on little-read thinkers like Plotinus, Duns Scotus, and Nicolas of Cusa… the connection strikes me as a bit tenuous. And at the end of the day, I think Blumenberg’s claim that modernity is more of a gnostic unveiling than a secularization of the religious is little more than a substitution of metaphors, and I wonder why that was worth 600 pages of reading.
Profile Image for 0:50.
108 reviews
January 5, 2026
Hans Blumenberg positions himself here against the trend of interpreting aspects of modernity as mere vestiges of Christianity, opting to emphasize their unique status instead. He strikes at the heart of a unique conundrum of post-Christian rhetoric where we can, on one hand, see frequent claims of "this is actually just Christianity in secular clothing" type while on the other hand modernity is still decried as something particularly vile. Besides the fact that the massive reliance on historicism perverts any possible real conversion, one can note that the arguments slip thoughtlessly to defending parts that are only accidental to the doctrinal core of Christianity, which after all appears as a technicality in comparison to its secular correlates like tradition or individual rights. The secularization rhetoric is directly related to the recently arisen beastly concept of "cultural christianity" which can be easily criticized but this foregoes the fact that many attempts at converting someone to Christianity via media appeal to non-essential factors, effectively debasing the actual "content" of the religion in favour of modern idols. Christianity finds itself in a paradoxical situation where to preserve its integrity it should become like a Jewish, closed religion instead of an open, proselytising one - otherwise the relation between "incarnation" and "individual rights" or between "church" and "tradition" runs in the wrong direction.

It is not Blumenberg's claim that Christianity did not have a massive and lasting effect on European intellectual history but instead of treating it as a constant undercurrent of modernity he identifies secular modernity as a caesura that reoccupied the functional positions formerly held by Christians ideas which themselves reoccupied functional positions of Hellenic soteriological though. This may be apparent on the level of terminology as well: Christians took over the concept of providence from the Stoics, for example, but invested it with a wholly different background metaphysics. Following this idea, modernity, insofar as it separates itself from Christianity, could be said to have taken up the concept of liberty implied by providence while replacing the traditional Christian background assumptions of providence with pantheistic undercurrents. The presentation of the idea is unwieldy and sometimes confusing but ultimately the message is clear. If one considers this idea in relation to the current rhetoric surrounding Christianity, which is trying to steal French Revolution's liberalism/nationalism-nexus away from liberals, it becomes perhaps tentatively possible to speculate on whether this at least represents an attempt at reoccupation. The mere fact that the past is taken up, as Christians do with liberalism, does not then necessarily reduce the effort to a "liberalizing" equivalent of secularization but we can see in this backwards movement precisely the index of future development which is neither Christian nor liberal. Right away, Blumenberg's concept immediately becomes useful without reducing to tired demands of "standing on the right side of history": we can analyze signs of these types of knot-points in discourse and history, pay attention to how words like "liberty", "tradition","freedom of speech", "rights" perform their deconstructive neither-neither loops via the perceived coincidence of opposites.

In truth, this book is not a systematic presentation of history according to reoccupation idea: it is ultra-erudite and extremely digressive rather than systematic, despite innovating a new concept. Blumenberg focuses heavily on the importance of the transition from scholasticism to Copernican world-view, seeing this as emblematic of the transformation to modern conception of knowledge. He considers this transition as something that enabled man to exert his powers in the world against the passivity implied by the Scholastic world-picture, with its heavy Aristotelian heritage. This was made possible by the concept of method which is a kind of transcendence made immanent, related intimately to developments such as artificial perspective, Cartesian co-ordinates and infinitesimal calculus. Scholasticism was constituted by the tension between the contingency of God's will and human drive to know things, taken up from Aristotle in a manner that separated Scholasticism from the Church Fathers. Christianity, in its relation to Hellenic thought, had identified itself precisely by separating itself from anthropocentric concepts of Nature which considered it as something fundamentally accessible to man as a given and following a necessitarian structure. Christianity's concept of providence could never be cosmic-necessitarian but rather the concept was reoccupied to accommodate a monotheist metaphysics of contingency where nothing is so secure: grace is something that is given by God via his providence. It was natural, then, for Medieval Catholic thought to allow a certain degree of curiosity, something more severely prohibited by Augustine, into the world: as long as it was in the final analysis referred to God at the end of the chain as a stand-in for Aristotle's unmoved mover. This was integrated directly with the astronomical concept of geocentrism, with Earth as the lowest rung of the chain.

While the logic of reoccupation works here to some extent, the ultimate argument of the book is, in fact, misleading in terms of concrete analysis. The focus on Scholasticism in its transition to Copernicanism, infinite universe and method covertly identifies man's ability to exert his powers on Earth with the development of astronomy as a science; even if Blumenberg himself refers multiple times to the story of Thales falling into a well watching the stars, accompanied by the laughter of a Thracian slave-girl. It is also noted that astronomy was considered one of the liberal arts in medieval education but it could as well have been noted that the whole of Trivium and Quadrivium did not contain any science such as engineering or anything related to "down-to-earth" technology. Yet it is widely known the medieval era saw an explosion in technical and agricultural innovation, from windmills to crop rotations: it was as if man truly took control of his destiny "on earth", something Blumenberg surmises must have happened only at the dawn of modernity via the change in relation to the stars. As illustrated by the story of Thales and Thracian woman, though, astronomy is precisely what is farthest from the down-to-earth realities of the slave, whom Christian concept of providence supplied with a notion of personhood. In a historical context, it is either the science of gentlemen or sea pirates. The church in the medieval age was an important counter-force to the excesses of feudal lords and provided the structural preconditions for the development of modern economy, proletariat, cities; all the while stimulating technological development by redirecting society to practical technological accomplishments that helped man to achieve control over his surroundings on Earth.

What is going on here, then? Is this omission merely due to a habitual over-focus on the history of ideas to the exclusion of other factors? The issue might lie at the distinction of the concepts of science and technology: in the medieval times, mathematics and astronomy were "arts" while technology was not even included on the university curriculum and their fusion, physics, is conspicuously absent from the list. Science, indeed, is the child of the modern metaphysics of method that regards the world as a foreign material with no essential or teleological qualities. The union of these two traits is perfectly exemplified by Descartes, whose analytic geometry embeds the geometrical object within a vectorial frame of transcendence that is itself supposed to mark a direction that defines space instead of simply being given in it. Blumenberg does explain how this no longer constitutes a source of problem for modernity but is reinterpreted as a call for activity: we are supposedly here far from the necessitarian repose of the Stoics, strictly within the self-perpetuating dynamo of method before which people could only look in befuddlement at their surroundings. It seems to not matter here that it is precisely with physics that we end up with the problems of laws and occult forces and later on even more outrageous mystifications surpassing the most imaginative treatises on angels and pinheads known to the medieval ages.

While reoccupation is an intriguing and probably useful concept, it would probably have to be modified somewhat so that it doesn't unwittingly lend itself to simplifications of this sort. There is a simple cure: history should be conscious of what happens in the lower depths, in the muds of the Earth and practice, away from the subtle stargazing sight of the gentleman. It is unfortunate that a meaningless lump of rock like Ceres could ruin the subtle Hegelian proof of its impossibility based on the solidly Pythagorean conception of the music of the spheres but such brute facts nonetheless keep intruding the sanctity of "liberal arts" in ever increasing quantities. Blumenberg does address a problematic of modernity that may explain the persistence of teleology if modernism was supposedly all about effectiveness: to partake in infinite approximation of the absolute generates a sense of frustration due to the impossibility of its completion in any single lifetime and thus necessitates an educational aspect to mediate this chaotic state socially.

I would say that the social function and the destabilising function are not simple aspects of the single monolithic abstraction of modernity, which is at any rate projected to the era anachronistically. Both of them are also distinct from technology which is, however, adopted into the new-fangled concept of science and mixed in with liberal arts. If you have a completely historically new concept like science you cannot explain that with a concept like modernity, another historical novelty, that basically includes science in its definition. The destabilization, rather, is something that happens when you clash technology with liberal arts and make them come closer together - these are the "two bottomless whirlpools" that Thomas Carlyle talked about in Sartor Resartus, the slave Earth and aristocratic stars. This parallels modern reality in that the nobilities have been more and more debased by the progress of capitalism and have had to resort to meddling with the guilds; all the while printing press confuses the brains of normal people, producing monstrous fancies and unsustainable delusions which lead to many violent, abhorrent effects. Technology loses its Christian progressive Earthly thrust and becomes confused with liberal arts which amounts to technicians prancing about as the possessors of ultimate truth and status, leading to the fantastic extravagances of modern cosmology and a strange rhetorical style that varies incoherently between technicality of world-manipulation, dishonest Epicureanism in the face of the emptinesses of space and the pomp of the sublime of the tormented genius having psychedelic visions of black holes with equations running over it. The hellenic influences are far from absent from the methodic sciences as we can see from the parallels between natural law, a liberal-aristocratic construct in an attempt to combat the power of princes and banks, and physical laws; in the epicurean effect that the listing out of scientific facts is clearly supposed to have; in the contemplative relation to "our insignificance". It is not a coincidence that the fight against windmills remains the most iconic scene of Don Quixote: the book is an irrational act of fantasy against the technological genius of the middle ages, solidly entrenched in God's providence.

There is far more to say but it is a bit late. In summary, it's a very thought provoking book in some aspects but ultimately it offers a misleading picture of reality.
Profile Image for Kevin Karpiak.
Author 1 book11 followers
November 11, 2007
Provocative appproach to studying modernity. If you can read it from cover to cover, you're of a different stock than I.
Profile Image for Kevin.
13 reviews5 followers
August 18, 2020
My rating is limited by what I was able to pull out of the book, which will have to be returned to again and again. I see enough here and have learned enough from it already to warrant this. It's a dense and challenging work, and heavy sledding for me as medieval thought is a weak spot in my learning, one which I have tried to shore up somewhat in the past year. If this is the case with you, I suggest a primer on the contours of Gnosticism and of nominalism at a minimum, for these are touchstones Blumenberg hits again and again.

I was attracted to the work initially by a sustained interest in what constitutes an age, and in this case, what Blumenberg considers to be constitutive of the modern age--what elements inform the "epochal threshold" to use his terminology, from medieval to modern. It is instructive for me to have such a study derive its thrust from the ideational development of key arguments from the middle ages rather than a rehashing of the facile depiction of enlightenment rationality emerging out of the darkness almost sui generis, with Descartes.

This is also a polemical work, for Blumenberg directly challenges the conventional wisdom made famous by Karl Lowith that the modern age is a secularization of Christian eschatology. [I will have to cut this short and augment this review at a later date, for it will require more thought and rigor than I can devote to it now. Such a treatment will, at a minimum, touch upon Blumenberg's functionalist hermeneutic, specifically as it applies to his notion of the "reoccupation" of old problems and their constituent demands onto new and incongruous situations.] I will simply finish by saying that I found Part Three of this work, where Blumenberg traces a history of the phenomenon of theoretical curiosity from Socrates to Freud to be both interesting and challenging.

In closing, I will simply reiterate that this work demands much of its reader, but that IMHO the effort is rewarded. It's quite a journey.
Profile Image for agalmagalma.
7 reviews1 follower
February 12, 2025
Hay poco qué decir sobre este libro que no se haya dicho y si yo lo dijera, sería de manera harto deficiente, así que les ahorro el esfuerzo. Sin embargo, sí tengo que decir que es una de las peores traducciones y trabajos de edición que he visto en mi vida, de una calidad totalmente indigna para una editorial tan exigente y cuidadosa como Pre-Textos. De verdad, parece que NADIE revisó el texto. Los errores van mucho más allá de cuestiones de apreciación (aunque ahí también habría mucho que decir sobre ciertas decisiones de traducción, especialmente en lo referente a la sintaxis y a la pobreza con la que se coordinan las alambicadas subordinadas y construcciones nominales tan propias del alemán): están plagada de dedazos, repeticiones, elisiones involuntarias de verbos, etc. En fin, recomiendo leerla al lado de la traducción al inglés, en caso de que no se tenga familiaridad con el alemán.
Profile Image for Arthur Drury.
52 reviews2 followers
May 15, 2023
I finally picked this book up because Meghan O'Gieblyn mentioned it in connection with the interesting relationship between late medieval nominalism & the emergence of modernity. However, a big surprise: the real payoff is a better understanding of Roberto Unger. RU said somewhere that he has been importantly influenced by Nicholas of Cusa. I was never able to make much sense of that. But, HB's chapters on the Cusan & the Nolan clarify a great deal.
Profile Image for Luke Echo.
276 reviews21 followers
September 8, 2019
Jesus.. he does go on. The concept of re-occupation is clearly a significant problem for the concept of 'politcal theology' or Agamben's 'signature' but Part III, IV are a bit unwieldy. I don't know if I will make it through the rest.
Profile Image for Bernard English.
272 reviews3 followers
November 1, 2022
The most rewarding aspect for me was his analysis of the implications of astronomical discoveries for discoverers, the Church and Europeans in general. Before I go back to these chapters, I'll need to review the history of early modern astronomy as I suspect others would too.
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