The other thing that gives a scientific man the creeps in the world today are the methods of choosing leaders - in every nation. Today, for example, in the United States, the two political parties have decided to employ public relations men, that is, advertising men, who are trained in the necessary methods of telling the truth or lying in order to develop a product.

If the professors of English will complain to me that the students who come to the universities, after all those years of study, still cannot spell 'friend,' I say to them that something's the matter with the way you spell friend.

If you know that you are not sure, you have a chance to improve the situation. I want to demand this freedom for future generations.

There is a computer disease that anybody who works with computers knows about. It's a very serious disease and it interferes completely with the work. The trouble with computers is that you 'play' with them!

We can deduce, often, from one part of physics like the law of gravitation, a principle which turns out to be much more valid than the derivation.

You see, I get such fun out of thinking that I don't want to destroy this most pleasant machine that makes life such a big kick.

Science is uncertain.