As a rule we disbelieve all the facts and theories for which we have no use.

To kill time is not murder, it's suicide.

So it is with children who learn to read fluently and well: They begin to take flight into whole new worlds as effortlessly as young birds take to the sky.

Effort is a measure of a Man.

Why may we not be in the universe, as our dogs and cats are in our drawingrooms and libraries?

A remarkable parallel, which I think has never been noticed, obtains between the facts of social evolution on the one hand, and of zological evolution as expounded by Mr. Darwin on the other.

The faculty of voluntarily bringing back a wandering attention, over and over again, is the very root of judgment, character, and will... An education which should improve this faculty would be the education par excellence.