In my view, art and the approach to life through art, using it as a vehicle for education and even for doing science is so vital that it is part of a great new revolution that is taking place. I believe we are entering a whole new epoch.

[Who owns the patent on this vaccine?] Well, the people, I would say. There is no patent. Could you patent the sun?

There is no such thing as failure, there's just giving up too soon.

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

Nothing happens quite by chance. It's a question of accretion of information and experience.

I have the impression that the new generation of young people, are coming up on the scene with a sense "ancestorhood", and with more wisdom than was evident before.

Are we being good ancestors?