The word experience is like a shrapnel shell, and bursts into a thousand meanings.

One of the peculiarities of recent speculation, especially in America, is that ideas are abandoned in virtue of a mere change of feeling, without any new evidence or new arguments. We do not nowadays refute our predecessors, we pleasantly bid them good-bye.

Happiness is the only sanction of life; where happiness fails, existence remains a mad and lamentable experiment.

Miracles are propitious accidents, the natural causes of which are too complicated to be readily understood.

Fun is a good thing but only when it spoils nothing better.

Gnomic wisdom, however, is notoriously polychrome, and proverbs depend for their truth entirely on the occasion they are applied to. Almost every wise saying has an opposite one, no less wise, to balance it.

We are not compelled in naturalism, or even in materialism, to ignore immaterial things; the point is that any immaterial things which are recognized shall be regarded as names, aspects, functions, or concomitant products of those physical things among which action goes on.