We all have private ails. The troublemakers are they who need public cures for their private ails.

Our greatest pretenses are built up not to hide the evil and the ugly in us, but our emptiness. The hardest thing to hide is something that is not there.

It almost seems that nobody can hate America as much as native Americans. America needs new immigrants to love and cherish it.

Language was invented to ask questions.

We are more prone to generalize the bad than the good. We assume that the bad is more potent and contagious.

Someone who thinks the world is always cheating him is right. He is missing that wonderful feeling of trust in someone or something.

One word characterizes the most strenuous of the efforts for the advancement of science that I have made perservereingly during fifty-five years; that word is failure