Opposites are not contradictory but complementary.

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.

Those who are not shocked when they first come across quantum theory cannot possibly have understood it.

Rutherford is a man you can rely on; he comes regularly and enquires how things are going and talks about the smallest details - Rutherford is such an outstanding man and really interested in the work of all the people around him.

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.

You can recognize a small truth because its opposite is a falsehood. The opposite of a great truth is another truth.

I go into the Upanishads to ask questions.