Niels Bohr Quotes

We all know your idea is crazy. The question is whether it is crazy enough.

When it comes to atoms, language can be used only as in poetry. The poet, too, is not nearly so concerned with describing facts as with creating images and establishing mental connections.

Everything we call real is made of things that cannot be regarded as real.

Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.

It is wrong to think that the task of physics is to find out how nature is. Physics concerns what we say about nature.

If you aren’t confused by quantum mechanics, you haven’t really understood it.

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.

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

Truth is something that we can attempt to doubt, and then perhaps, after much exertion, discover that part of the doubt is not justified.

We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough.