We never fully grasp the import of any true statement until we have a clear notion of what the opposite untrue statement would be.

A Beethoven string-quartet is truly, as some one has said, a scraping of horses' tails on cats' bowels, and may be exhaustively described in such terms; but the application of this description in no way precludes the simultaneous applicability of an entirely different description.

Effort is the one strictly undervalued and original contribution we make to this world.

The absolute things, the last things, the overlapping things, are the truly philosophic concerns; all superior minds feel seriously about them, and the mind with the shortest views is simply the mind of the more shallow man.

An experience, perceptual or conceptual, must conform to reality in order to be true

The greatest weapon against stress is our ability to choose one thought over another.

Far from being antecedent principles that animate the process, law, language, truth are but abstract names for its results.