What is … important is that we — number one: Learn to live with each other. Number two: try to bring out the best in each other. The best from the best, and the best from those who, perhaps, might not have the same endowment. And so this bespeaks an entirely different philosophy — a different way of life — a different kind of relationship — where the object is not to put down the other, but to raise up the other.

I think of the need for more wisdom in the world, to deal with the knowledge that we have. At one time we had wisdom, but little knowledge. Now we have a great deal of knowledge, but do we have enough wisdom to deal with that knowledge?

The art of science is as important as so-called technical science. You need both. It's this combination that must be recognized and acknowledged and valued.

Reply when questioned on the safety of the polio vaccine he developed: It is safe, and you can't get safer than safe.

What is ... important is that we - number one: Learn to live with each other. Number two: try to bring out the best in each other.

As a child I was not interested in science. I was merely interested in things human, the human side of nature, if you like, and I continue to be interested in that. That's what motivates me.

There is hope in dreams, imagination, and in the courage of those who wish to make those dreams a reality.