What is that we human beings ultimately depend on? We depend on our words. We are suspended in language. Our task is to communicate experience and ideas to others.

If anybody says he can think about quantum physics without getting giddy, that only shows he has not understood the first thing about them.

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

A physicist is just an atom's way of looking at itself.

The opposite of every great idea is another great idea.

One thought spectra are marvellous, but it is not possible to make progress there. Just as if you have the wing of a butterfly then certainly it is very regular with the colors and so on, but nobody thought one could get the basis of biology from the coloring of the wing of a butterfly.

When it comes to atoms, language can be used only as in poetry.