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

These small things - nutrition, place, climate, recreation, the whole casuistry of selfishness - are inconceivably more important than everything one has taken to be important so far.

At the beginning of a marriage ask yourself whether this woman will be interesting to talk to from now until old age. Everything else in marriage is transitory: most of the time is spent in conversation.

The noble type of man feels himself to be the determiner of values, he does not need to be approved of, he judges 'what harms me is harmful in itself', he knows himself to be that which in general accords honour to things, he creates values.

Rejoicing in our joy, not suffering over our suffering, makes someone a friend.

It is our taste that decides against Christianity now, no longer our reasons.

The strong individual loves the earth so much he lusts for recurrence. He can smile in the face of the most terrible thought: meaningless, aimless existence recurring eternally. The second characteristic of such a man is that he has the strength to recognize - and to live with the recognition - that the world is valueless in itself and that all values are human ones. He creates himself by fashioning his own values; he has the pride to live by the values he wills.