Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it. – Niels Bohr
How wonderful that we have met with a paradox. Now we have some hope of making progress. – Niels Bohr
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. – Niels Bohr
There are trivial truths and the great truths. The opposite of a trivial truth is plainly false. The opposite of a great truth is also true. – Niels Bohr