There is more wisdom in your body than in your best wisdom. And who then knows why your body needs precisely your best wisdom?

The enjoyment that all morality has given us to now and that it continues to give us--and so, what has kept it going up to now--lies in everyone's right, without lengthy investigation, to praise and blame. And who could endure life without praising and blaming!

Human life is inexplicable, and still without meaning: a fool may decide its fate.

The so called unconscious inferences can be traced back to the all-preserving memory, which presents us with parallel experiences and hence already knows the consequences of an action. It is not anticipation of the effects; rather, it is the feeling: identical causes, identical effects . . .

It is not to everyone's taste that truth should be pronounced pleasant. But at least let no one believe that error becomes truth when it is pronounced unpleasant.

The one conclusive argument that has at all times discouraged people from drinking a poison is not that it kills but rather that it tastes bad.

Christianity remains to this day the greatest misfortune of humanity.