What is great in man is that he is a bridge and not a goal: what there is to love in man is that he is a going-over and a going-under.

The man who meets with a failure attributes this failure rather to the ill will of another than to fate.

Belief in truth begins with doubting all that has hitherto been believed to be true.

Art depends upon the inexactitude of sight.

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 . . .

Without forgetting it is quite impossible to live at all.

It is very noble hypocrisy not to talk of one's self.