It was the greatest sensation of existence: not to trust but to know.
A house can have integrity, just like a person.
My morality, the morality of reason, is contained in a single axiom: existence exists - and in a single choice: to live.
One must never fail to pronounce moral judgment.
Let me give you a tip on a clue to men's characters: the man who damns money has obtained it dishonorably; the man who respects it has earned it.
Since reason is man’s basic means of survival, that which is proper to the life of a rational being is the good; that which negates, opposes or destroys it is the evil.