You must come to Copenhagen to work with us. We like people who can actually perform thought experiments!

There is no hope for any speculation that does not look absurd at first glance.

The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

Every valuable human being must be a radical and a rebel, for what he must aim at is to make things better than they are.

Physics is the belief that a simple and consistent description of nature is possible.

And anyone who thinks they can talk about quantum theory without feeling dizzy hasn't yet understood the first thing about it.

A person who wasn't outraged on first hearing about quantum theory didn't understand what had been said.