Philosophy

The private notebook of a Roman emperor, writing to himself about duty, mortality, and how to stay decent while running an empire.

Nietzsche’s prophet descends from the mountains to preach the Übermensch and the death of God, in dense, poetic parables.

The founding text of modern economics, explaining how markets, labour, and self-interest build the wealth of nations.

A 2,500-year-old military treatise on strategy, deception, and knowing your enemy — still studied far beyond the battlefield.