It is courage based on confidence, not daring, and it is confidence based on experience.

I couldn't possibly have become a member of this Institute, you know, if I hadn't organized it myself.

This is perhaps the most beautiful time in human history; it is really pregnant with all kinds of creative possibilities made possible by science and technology which now constitute the slave of man - if man is not enslaved by it.

What you see in living systems, and in genetic systems, is that the genes are already there, having arisen in the course of time, and when they are needed they become activated. If they had to be invented, the time would be too late.

My life is pretty well at peace, and the profession is more of an avocation. It's a calling, if you like, rather than a job. I do what I feel impelled to do, as an artist would.

When you inoculate children with a polio vaccine, you don't sleep well for two or three months.

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.