"We must be clear that 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."
"It is wrong to think that the task of physics is to find out how nature is. Physics concerns what we can say about nature."
"We depend on our words … Our task is to communicate experience and ideas to others. We must strive continually to extend the scope of our description, but in such a way that our messages do not thereby lose their objective or unambiguous character … We are suspended in language in such a way that we cannot say what is up and what is down. The word "reality" is also a word, a word which we must learn to use correctly."
"The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth."
"An expert is a man who has made all the mistakes which can be made in a very narrow field."
"Anyone who is not shocked by quantum theory has not understood it."
- Niels Bohr (Born October 7, 1885)
"Not often in life has a human being caused me such joy by his mere presence as you did."