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

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

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

The most important question we must ask ourselves is, 'Are we being good ancestors?'

Find the right questions. You don't invent the answers, you reveal the answers.

Good parents give their children Roots and Wings. Roots to know where home is, wings to fly away and exercise what's been taught them.

I have had dreams and I have had nightmares, but I have conquered my nightmares because of my dreams.