William James — "The meaning of a statement is the conceivable practical consequences of its trut…"

"The more original a discoverer, the more he is apt to be regarded as a lunatic at first."

"The true is the name for whatever proves itself to be good in the way of belief, and good, too, for definite assignable reasons."

"When we think of the will, we are too apt to think of it as a mysterious force, but it is nothing more than the power of attention."

"A great many people think they are thinking when they are merely rearranging their prejudices."

"The philosophy which is so important in each of us is not a technical matter; it is our more or less dumb sense of what life honestly and deeply means."