Politics is far more complicated than physics.

The most important human endeavor is the striving for morality in our actions.

You believe in a god that plays dice; I believe in law & order.

My only genius talent is inquisitiveness.

Academic chairs are many, but wise and noble teachers are few; lecture-rooms are numerous and large, but the number of young people who genuinely thirst after truth and justice is small

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

Don't listen to their words, fix your attention on their deeds.