Heaven knows what seeming nonsense may not tomorrow be demonstrated truth.

An unflinching determination to take the whole evidence into account is the only method of preservation against the fluctuating extremes of fashionable opinion.

By relieving the brain of all unnecessary work, a good notation sets it free to concentrate on more advanced problems, and in effect increases the mental power of the race.

The study of mathematics is apt to commence in disappointment.

I put forward as a general definition of civilization, that a civilized society is exhibiting the five qualities of Truth, Beauty, Adventure, Art, Peace.

The ultimate metaphysical ground is the creative advance into novelty.

Governments are best classified by considering who are the 'somebodies' they are in fact endeavouring to satisfy.