You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.
If life were predictable it would cease to be life, and be without flavor.
You must do the thing you think you cannot do.
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.
What counts, in the long run, is not what you read; it is what you sift through your own mind; it is the ideas and impressions that are aroused in you by your reading.
We must know what we think and speak out, even at the risk of unpopularity.
We face the future fortified with the lessons we have learned from the past. It is today that we must create the world of the future.
Up to a certain point it is good for us to know that there are people in the world who will give us love and unquestioned loyalty to the limit of their ability. I doubt, however, if it is good for us to feel assured of this without the accompanying obligation of having to justify this devotion by our behavior.
This freedom of which men speak, for which they fight, seems to some people a perilous thing. It has to be earned at a bitter cost and then — it has to be lived with. For freedom makes a huge requirement of every human being. With freedom comes responsibility.
There is no human being from whom we cannot learn something if we are interested enough to dig deep.
The purpose of life, after all, is to live it, to taste experience to the utmost, to reach out eagerly and without fear for newer and richer experience.
One’s philosophy is not best expressed in words; it is expressed in the choices one makes.