There is nothing more fragile than civilization.

All the art of living lies in a fine mingling of letting go and holding on.

Charm" — which means the power to effect work without employing brute force — is indispensable to women. Charm is a woman's strength just as strength is a man's charm.

The second great channel through which the impulse towards the control of procreation for the elevation of the race is entering into practical life is by the general adoption, by the educated—of methods for the prevention of conception except when conception is deliberately desired.

The art of dancing stands at the source of all the arts that express themselves first in the human person. The art of building, or architecture, is the beginning of all the arts that lie outside the person; and in the end they unite.

Philosophy is a purely personal matter. A genuine philosopher's credo is the outcome of a single complex personality; it cannot be transferred. No two persons, if sincere, can have the same philosophy.

There is nothing that war has ever achieved that we could not better achieve without it.