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

There are some things so serious you have to laugh at them.
Niels Bohr

Prediction is very difficult, especially if it's about the future.
Niels Bohr

Your theory is crazy, but it's not crazy enough to be true.
Niels Bohr

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

Technology has advanced more in the last thirty years than in the previous two thousand. The exponential increase in advancement will only continue. Anthropological Commentary The opposite of a trivial truth is false; the opposite of a great truth is also true.
Niels Bohr

Never express yourself more clearly than you are able to think.
Niels Bohr

No, no, you're not thinking; you're just being logical.
Niels Bohr