To develop working ideas efficiently, I try to fail as fast as I can..

If I say [electrons] behave like particles I give the wrong impression; also if I say they behave like waves. They behave in their own inimitable way….

This attitude of mind - this attitude of uncertainty - is vital to the scientist, and it is this attitude of mind which the student must first acquir….

Know your place in the world and evaluate yourself fairly, not in terms of the naïve ideals of your own youth, nor in terms of what you erroneously i….

In fact, the science of thermodynamics began with an analysis, by the great engineer Sadi Carnot, of the problem of how to build the best and most ef….

Science alone of all the subjects contains within itself the lesson of the danger of belief in the infallibility of the greatest teachers of the prec….

The electron is a theory. But the theory is so good we can almost consider them real..

If you thought that science was certain - well, that is just an error on your part..

Learn what the rest of the world is like. The variety is worthwhile..

To do any important work in physics a very good mathematical ability and aptitude are required. Some work in applications can be done without this, b….

Doubt is clearly a value in science. It is important to doubt and that the doubt is not a fearful thing, but a thing of great value..

There is one simplification at least. Electrons behave ... in exactly the same way as photons; they are both screwy, but in exactly in the same way..

The fundamental principle of science, the definition almost, is this: the sole test of the validity of any idea is experiment..

If you don't like it, go somewhere else, to another universe where the rules are simpler..

We cannot define anything precisely. If we attempt to, we get into the paralysis of thought that comes to philosophers, who sit opposite each other, ….

We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress..

I have a friend who's an artist, and he sometimes takes a view which I don't agree with. He'll hold up a flower and say, "Look how beautiful it is," ….

Another of the qualities of science is that it teaches the value of rational thought, as well as the importance of freedom of thought; the positive r….

If you're doing an experiment, you should report everything that you think might make it invalid - not only what you think is right about it; other c….