There are three stages of truth. First is that it can't be true, and that's what they said. You couldn't immunize against polio with a killed-virus vaccine. Second phase: they say, 'Well, if it's true, it's not very important. And the third stage is, 'Well, we've known it all along.'

My attitude was always to keep open, to keep scanning. I think that's how things work in nature. Many people are close-minded, rigid, and that's not my inclina…

You have to develop a thick skin in life. Its not in this field only. You might think of the ideal of the scientists, the ivory tower, the idealist. That's tru…

Risks, I like to say, always pay off. You learn what to do, or what not to do.

The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant…

Yeah, that could have happened. It's possible. That is something you could prove. You can't prove dinosaurs ever existed. I feel it's far-fetched.

Radio has no future. X-ray is a hoax