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Alexander
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“We ought not to do to our future selves what it would be wrong to do to other people.”
― Reasons and Persons
― Reasons and Persons
“Reality is a powerful selection pressure. A hominid that soothed itself by believing that a lion was a turtle or that eating sand would nourish its body would be outreproduced by its reality-based rivals.”
― Rationality
― Rationality
“What is dangerous is not making mistakes, but to be so enamored of one’s point of view that one does not let facts get in the way. To make progress, we have to constantly go back to the facts, acknowledge our errors, and move”
― Good Economics for Hard Times: Better Answers to Our Biggest Problems
― Good Economics for Hard Times: Better Answers to Our Biggest Problems
“We have a closed circle of consistency here: the laws of physics produce complex systems, and these complex systems lead to consciousness, which then produces mathematics, which can then encode in a succinct and inspiring way the very underlying laws of physics that gave rise to it.”
― The Road to Reality: A Complete Guide to the Laws of the Universe
― The Road to Reality: A Complete Guide to the Laws of the Universe
“I would say that the ability of people to agree on matters of fact not immediately visible—states of affairs removed from them in space and time—ramped up from a baseline of approximately zero to a pretty high level around the time of the scientific revolution and all that, and stayed there and became more globally distributed up through the Cronkite era, and then dropped to zero incredibly quickly when the Internet came along.”
― Fall; or, Dodge in Hell
― Fall; or, Dodge in Hell
LessWrong
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Users of Less Wrong, a community blog dedicated to refining the art of human rationality.
Effective Altruists
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— last activity Jul 18, 2026 12:38PM
Recommend books, see what other people are reading, start a discussion, what have you. N.B. This group is not actively moderated and doesn't have any ...more
Alexander’s 2025 Year in Books
Take a look at Alexander’s Year in Books, including some fun facts about their reading.
2,108 books
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45 friends
2,738 books
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1,134 friends
205 books
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4,214 friends
14,196 books
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3,020 friends
1,538 books
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129 friends
3,314 books
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2,936 friends
4,574 books
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465 friends
1,845 books
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490 friends
More friends…
Favorite Genres
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