If all the insects were to disappear from the earth, within 50 years all life on earth would end. If all human beings disappeared from the earth, within 50 years all forms of life would flourish.

You can have a team of unconventional thinkers, as well as conventional thinkers. If you don't have the support of others you cannot achieve anything altogether on your own. It's like a cry in the wilderness. In each instance there were others who could see the same thing, and there were others who could not. It's an obvious difference we see in those who you might say have a bird's eye view, and those who have a worm's eye view. I've come to realize that we all have a different mind set, we all see things differently, and that's what the human condition is really all about.

Life is an error-making and an error-correctin g process, and nature in marking man's papers will grade him for wisdom as measured both by survival and by the quality of life of those who survive.

The mind, in addition to medicine, has powers to turn the immune system around.

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.

Wisdom: It's something that you know when you see it. You can recognize it, you can experience it. I have defined wisdom as the capacity to make judgments that when looked back upon will seem to have been wise.

I feel that the greatest reward for doing is the opportunity to do more.