It is not paradox to say that in our most theoretical moods we may be nearest to our most practical applications.

Education should turn out the pupil with something he knows well and something he can do well.

No religion can be considered in abstraction from its followers, or even from its various types of followers.

The result of teaching small parts of a large number of subjects is the passive reception of disconnected ideas, not illumed with any spark of vitality.

Without adventure civilization is in full decay. ... The great fact [is] that in their day the great achievements of the past were the adventures of the past.

The worst that happened to men of science was that Galileo suffered an honorable detention and a mild reproof, before dying peacefully in his bed.

Rightness of limitation is essential for growth of reality.