There are two principles inherent in the very nature of things, recurring in some particular embodiments whatever field we explore - the spirit of change, and the spirit of conservation. There can be nothing real without both. Mere change without conservation is a passage from nothing to nothing. . . . Mere conservation without change cannot conserve. For after all, there is a flux of circumstance, and the freshness of being evaporates under mere repetition.

Seek simplicity, and distrust it.

The ultimate metaphysical ground is the creative advance into novelty.

Speak out in acts; the time for words has passed, and only deeds will suffice.

The worship of God is not a rule of safety - it is an adventure of the spirit, a flight after the unattainable.

The real history does not get written, because it is not in people's brains but in their nerves and vitals.

The foundation of reverence is this perception, that the present holds within itself the complete sum of existence, backwards and forwards, that whole amplitude of time, which is eternity.