Quaternions came from Hamilton after his really good work had been done, and though beautifully ingenious, have been an unmixed evil to those who have touched them in any way.

In science there is only physics; all the rest is stamp collecting.

Fourier is a mathematical poem.

When you cannot measure, your knowledge is meager and unsatisfactory.

Overwhelmingly strong proofs of intelligent and benevolent design lie around us... the atheistic idea is so nonsensical that I cannot put it into words.

If you study science deep enough and long enough, it will force you to believe in God.

To measure is to know.