Ethics
Spinoza
No bullshit guide to linear algebra
Ivan Savov
Euler The Master of Us All
William Dunham
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Amy
Conversations of Socrates (Classics)
Xenophon
Civilization and its Discontents [1929; 2002, 2010]
Sigmund Freud
12 Rules for Life: An Antidote to Chaos
Jordan B. Peterson