[Mystery] is the fundamental emotion that stands at the cradle of true art and true science.

An evening everyone agrees, is a lost evening.

I want to know God's thoughts.

The most important human endeavor is the striving for morality in our actions. Our inner balance and even our very existence depend on it. Only morality in our actions can give beauty and dignity to life.

The armament industry is indeed one of the greatest dangers that beset mankind. It is the hidden evil power.

In conclusion I wish to say that in working at the problem here dealt with I have had the loyal assistance of my friend and colleague M. Besso, and that I am indebted to him for several valuable suggestions.

A table, a chair, a bowl of fruit and a violin; what else does a man need to be happy.