Man is very well defended against himself... The actual fortress is inaccessible, even invisible to him, unless his friends and enemies play the traitor and conduct him in by a secret path.

Sometimes we owe a friend to the lucky circumstance that we give him no cause for envy.

Was that life? Well then, once more!

truths are illusions of which one has forgotten that they are illusions, metaphors that have become worn-out and deprived of their sensuous force, coins that have lost their imprint and are now no longer seen as coins but as metal.

To use the same words is not a sufficient guarantee of understanding; one must use the same words for the same genus of inward experience; ultimately one must have one's experiences in common.

Heroism--that is the disposition of a man who aspires to a goal compared to which he himself is wholly insignificant. Heroism is the good will to self-destruction.

Every society has a tendency to reduce it's opponents to caricatures.