I think when smallpox was eliminated, the whole world got pretty excited about that because it’s just such a dramatic success.

Expectations are a form of first-class truth: If people believe it, it's true.

Be nice to nerds,,, one day u might have to work for one

here are economies like China's economy where it's less than a tenth [of a percent] today, although it is growing, is quite small, because of the notion that the government takes care of everything, and Europe and China, philanthropy has not been nearly of the same scale.

People in business understand paying money to be more efficient. You can bootstrap markets where the devices are too expensive at first because these are so valuable to some people.

I believe the government has the right to recover from the heirs to the fortunes of its most successful citizens some portion of those fortunes.

I mean, if we said right now, there's somebody in the next room who's dying, let's all go save their life, you know, everybody would just get up immediately and go get involved in that.