Strange! I don't understand how it is that we can write mathematical expressions and calculate what the thing is going to do without being able to picture it.

If an apple was magnified to the size of the Earth, then the atoms in the apple would be approximately the size of the original apple.

Winning a Nobel Prize is no big deal, but winning it with an IQ of 124 is really something.

When you get as old as I am, you start to realize that you've told most of the good stuff you know to other people anyway.

If all of mathematics disappeared, physics would be set back by exactly one week.

I think we can safely assume that no one understands quantum mechanics.

The whole question of imagination in science is often misunderstood by people in other disciplines. ... They overlook the fact that whatever we are allowed to imagine in science must be consistent with everything else we know.