Everybody who reasons carefully about anything is making a contribution ... and if you abstract it away and send it to the Department of Mathematics ….

In a way, the Nobel Prize has been something of a pain in the neck, though there was at least one time that I got some fun out of it, Shortly after I….

The female mind is capable of understanding analytic geometry... The difficulty may just be that we have never yet discovered a way to communicate wi….

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….

It is odd, but on the infrequent occasions when I have been called upon in a formal place to play the bongo drums, the introducer never seems to find….

Start out understanding religion by saying everything is possibly wrong... As soon as you do that, you start sliding down an edge which is hard to re….

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….

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 '….

What is the fundamental hypothesis of science, the fundamental philosophy? We stated it in the first chapter: the sole test of the validity of any id….

When you're thinking about something that you don't understand, you have a terrible, uncomfortable feeling called confusion... Now, is the confusion'….

It appears that there are enormous differences of opinion as to the probability of a failure with loss of vehicle and of human life. The estimates ra….

All theoretical chemistry is really physics; and all theoretical chemists know it..

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgmen….

Victory usually goes to those green enough to underestimate the monumental hurdles they are facing..

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," ….

The game I play is a very interesting one. It's imagination in a straightjacket, which is this: that it has to agree with the known laws of physics. ….

If you have any talent, or any occupation that delights you, do it, and do it to the hilt. Don't ask why, or what difficulties you may get into..

We have this terrible struggle to try to explain things to people who have no reason to want to know..

No man is rich who is unsatisfied, but who wants nothing possess his heart's desire..

Fall in love with some activity, and do it! Nobody ever figures out what life is all about, and it doesn't matter..

Fall in love with some activity, and do it! Nobody ever figures out what life is all about, and it doesn't matter. Explore the world. Nearly everythi….