The Great Philosopher, Scientist, Historian Aristoteles' "The Complete Works" is published again, all books of Aristoteles in "The Complete Works". Aristoteles' "The Complete Works" are more important now, we can learn from Aristoteles about the ancient social questions to understand our modern questions in the world. Aristoteles summarizes his philosophy in his all books in different contexts, in different "categories" and with different scientific materials of his age. Aristoteles writes on the wide tables of the sciences of his age (B. C. 5. Century) in his "The Complete Works". Aristoteles' "The Complete Works" is one of the main sources of modern philosophy, like the modern philosophers Descartes, Diderot, Hegel, Marx, Lenin saw Aristoteles their most important source for their philosophical work, Aristoteles' "The Complete Works" is the strong ground of studying, thinking, questioning, answering and writing on philosophy.