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

Imagination is potentially infinite. Though actually we are limited to the types of experience for which we possess organs, those organs are somewhat plastic. Opportunity will change their scope and even their center.

The spirit's foe in man has not been simplicity, but sophistication.

The human race, in its intellectual life, is organized like the bees: the masculine soul is a worker, sexually atrophied, and essentially dedicated to impersonal and universal arts; the feminine is queen, infinite fertile, omnipresent in its brooding industry, but passive and abounding in intuitions without method and passions without justice.

What is more important in life than our bodies or in the world than what we look like?

Beware of long arguments and long beards.

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.