I originally studied medicine in order to be a physiologist, but I drifted into psychology and philosophy from a sort of fatality. I never had any philosophic instruction, the first lecture on psychology I ever heard being the first I ever gave.

Modern war is so expensive that we feel trade to be a better avenue to plunder; but modern man inherits all the innate pugnacity and all the love of glory of his ancestors.

Divinity lies all around us, but society remains too hidebound to accept that fact...The mother sea and the fountain-head of all religions lies in the mystical experiences of the individual.

Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.

The community stagnates without the impulse of the individual. The impulse dies away without the sympathy of the community.

Act as if what you do makes a difference. It does.

Truth lives, in fact, for the most part on a credit system. Our thoughts and beliefs pass, so long as nothing challenges them, just as bank-notes pass so long as nobody refuses them.