Anybody who has been seriously engaged in scientific work of any kind realizes that over the entrance to the gates of the temple of science are written the words: 'Ye must have faith.'

Anthropology demands the open-mindedness with which one must look and listen, record in astonishment and wonder that which one would not have been able to guess.

There is a single light of science, and to brighten it anywhere is to brighten it everywhere.

If a man's wit be wandering, let him study the mathematics.

A fact is a simple statement that everyone believes. It is innocent, unless found guilty. A hypothesis is a novel suggestion that no one wants to believe. It is guilty, until found effective.

Science is simply common sense at its best, that is, rigidly accurate in observation, and merciless to fallacy in logic.

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world. Science is the highest personification of the nation because that nation will remain the first which carries the furthest the works of thought and intelligence.

The great tragedy of science - the slaying of a beautiful hypothesis by an ugly fact.

The scientific theory I like best is that the rings of Saturn are composed entirely of lost airline luggage.

Science is the father of knowledge, but opinion breeds ignorance.