Religion is what a person does in his solitariness.

It must be admitted that there is a degree of instability which is inconsistent with civilization. But, on the whole, the great ages have been unstable ages.

Religion is what the individual does with his own solitariness.

I am sure that one secret of a successful teacher is that he has formulated quite clearly in his mind what the pupil has got to know in precise fashion. He will then cease from half-hearted attempts to worry his pupils with memorizing a lot of irrelevant stuff of inferior importance.

We must produce a great age, or see the collapse of the upward striving of our race.

But you can catch yourself entertaining habitually certain ideas and setting others aside; and that, I think, is where our personal destinies are largely decided.

The tragedy of the world is that those who are imaginative have but slight experience, and those who are experienced have feeble imaginations.