People live for the morrow, because the day-after-to-morrow is doubtful.

Every past is worth condemning.

Every word instantly becomes a concept precisely insofar as it is not supposed to serve as a reminder of the unique and entirely individual original experience to which it owes its origin; but rather, a word becomes a concept insofar as it simultaneously has to fit countless more or less similar cases -- which means, purely and simply, cases which are never equal and thus altogether unequal.

Extreme positions are not succeeded by moderate ones but by extreme positions of the opposite kind.

Most of the time in married life is taken up by talk.

Man is something that shall be overcome.... Man is a rope, tied between beast and overman -- a rope over an abyss... What is great in man is that he is a bridge and not an end.

Iron necessity is a thing which in the course of history men come to see as neither iron nor necessary.