Everything that exists in your life, does so because of two things: something you did or something you didn't do.

The Jewish scriptures admirably illustrate the development from the religion of fear to moral religion, a development continued in the New Testament. The religions of all civilized peoples, especially the peoples of the Orient, are primarily moral religions.

Sometimes one pays most for the things one gets for nothing.

Thinking is hard work; that's why so few do it.

People like you and I, though mortal of course like everyone else, do not grow old no matter how long we live.

Never memorize something that you can look up.

Incompetence is the true crisis.