What we must learn to do is to create unbreakable bonds between the sciences and the humanities. We cannot procrastinate. The world of the future is in our making. Tomorrow is now.

Life has got to be lived - that's all there is to it. At seventy, I would say the advantage is that you take life more calmly. You know that 'this, too, shall pass!'

You rarely achieve finality. If you did, life would be over, but as you strive new visions open before you, new possibilities for the satisfaction of living.

It is today that we create the world of the future.

It's your life-but only if you make it so.

The economy of communism is an economy which grows in an atmosphere of misery and want.

The encouraging thing is that every time you meet a situation, though you may think at the time it is an impossibility and you go through the tortures of the damned, once you have met it and lived through it you find that forever after you are freer than you ever were before. . . . You gain strength, courage, and confidence by every experience in which you really stop to look fear in the face. You are able to say to yourself, “I lived through this horror. I can take the next thing that comes along.