Faith is synonymous with working hypothesis.

All natural goods perish. Riches take wings; fame is a breath; love is a cheat; youth and health and pleasure vanish.

When thoughts do not neutralize an undesirable emotion, action will.

In all this process of acquiring conceptions, a certain instinctive order is followed. There is a native tendency to assimilate certain kinds of conception at one age, and other kinds of conception at a later age.

Belief is desecrated when given to unproved and unquestioned statements for the solace and private pleasure of the believer . . . It is wrong always, everywhere, and for every one, to believe anything upon insufficient evidence.

Our beliefs are really rules for action.

Truth, as any dictionary will tell you, is a property of certain of our ideas. It means their agreement, as falsity means their disagreement, with reality.