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.

A soul is but the last bubble of a long fermentation in the world.

Many possessions, if they do not make a man better, are at least expected to make his children happier; and this pathetic hope is behind many exertions.

Philosophers are as jealous as women; each wants a monopoly of praise.

Catastrophes come when some dominant institution, swollen like a soap-bubble and still standing without foundations, suddenly crumbles at the touch of what may seem a word or idea, but is really some stronger material source.

As widowers proverbially marry again, so a man with the habit of friendship always finds new friends.

Life is judged with all the blindness of life itself.