An act has no ethical quality whatever unless it be chosen out of several all equally possible.

Most of us can learn to live in perfect comfort on higher levels of power. Everyone knows that on any given day there are energies slumbering in him which the incitements of that day do not call forth. Compared with what we ought to be, we are only half awake. It is evident that our organism has stored-up reserves of energy that are ordinarily not called upon - deeper and deeper strata of explosible material, ready for use by anyone who probes so deep. The human individual usually lives far within his limits.

If WE claim only reasonable probability, it will be as much as men who love the truth can ever at any given moment hope to have within their grasp.

Our colleges ought to have lit up in us a lasting relish for a better kind of man, a loss of appetite for mediocrities.

O my Bergson, you are a magician, and your book is a marvel, a real wonder in the history of philosophy . . . In finishing it I found . . . such a flavor of persistent euphony, as of a rich river that never foamed or ran thin, but steadily and firmly proceeded with its banks full to the brim.

Psychology ought certainly to give the teacher radical help.

I believe there is no source of deception in the investigation of nature which can compare with a fixed belief that certain kinds of phenomena are IMPOSSIBLE.