I hope I've lived a life of science whose style will encourage younger people.

I think we have to believe we are here for some purpose, and I know there are many cynics who will deny it, but they don't live as if they deny it.

I certainly saw science as a kind of calling, and one with as much legitimacy as a religious calling.

So many of the things I've predicted were technologies that were just sitting right in front of us.

I was a bad practicing physician because I was never sure of the diagnosis or of the treatment.

The single biggest threat to man's continued dominance on the planet is the virus.

I got my Nobel Prize for my lab work.