If another Messiah was born he could hardly do so much good as the printing-press.

In each of us there is a little of all of us.

With God thoughts are colors, with us they are pigments-even the most abstract one may be accompanied by physical pain.

I believe that man is in the last resort so free a being that his right to be what he believes himself to be cannot be contested.

One should never trust a person who, while assuring you of something, puts his hands on his heart.

A man is never more serious than when he praise himself.

One of the greatest creations of the human mind is the art of reviewing books without having read them.