[When asked "Dr. Einstein, why is it that when the mind of man has stretched so far as to discover the structure of the atom we have been unable to devise the political means to keep the atom from destroying us?"] That is simple, my friend. It is because politics is more difficult than physics.

Live with purpose. Don't let people or things around you get you down.

All I want to do is learn to think like God. All the rest is just details.

In music I do not look for logic. I am quite intuitive on the whole and know no theories. I never like a work if I cannot intuitively grasp its inner unity (architecture).

If I had only one hour to save the world, I would spend fifty-five minutes defining the problem, and only five minutes finding the solution.

Work is the only thing that gives substance to life.

The strength of the Constitution lies entirely in the determination of each citizen to defend it. Only if every single citizen feels duty bound to do his share in this defense are the constitutional rights secure.