A discourse on method

An essay concerning human understanding, 1690

John Locke

Two treatises on civil government

John Locke

Il Principe

Niccolò Machiavelli

Zur Genealogie der Moral

Friedrich Nietzsche

Phänomenologie des Geistes

Georg Wilhelm Friedrich Hegel

An enquiry concerning human understanding

David Hume

Also sprach Zarathustra

Friedrich Nietzsche

The Federalist

Alexander Hamilton

Über die spezielle und die allgemeine Relativitätstheorie

Albert Einstein

An inquiry into the nature and causes of the wealth of nations

Adam Smith

A theory of justice

John Rawls

Philosophische Untersuchungen

Ludwig Wittgenstein