Man's great misfortune is that he has no organ, no kind of eyelid or brake, to mask or block a thought, or all thought, when he wants to.
A man is a poet if difficulties inherent in his art provide him with ideas; he is not a poet if they deprive him of ideas.
A great man is one who leaves others at a loss after he is gone.
A man is infinitely more complicated than his thoughts.
A man's true secrets are more secret to himself than they are to others.
The determinist swears that if we knew everything we should also be able to deduce and foretell the conduct of every man in every circumstance, and that is obvious enough. But the expression know everything means nothing.
Great things are accomplished by men who are not conscious of the impotence of man. Such insensitiveness is precious. But we must admit that criminals are not unlike our heroes in this respect.
God created man, and finding him not sufficiently alone, gave him a female companion so that he might feel his solitude more acutely.