Great fear is concealed under daring.

And how is clarity to be achieved? Mainly by taking trouble and by writing to serve people rather than to impress them.

It seems to me as natural and necessary to keep notes, however brief, of one's reading, as logs of voyages or photographs of one's travels. For memory, in most of us, is a liar with galloping consumption.

The more populous the world and the more intricate its structure, the greater must be its fundamental insecurity. A world-structure too elaborately scientific, if once disrupted by war, revolution, natural cataclysm or epidemic, might collapse into a chaos not easily rebuilt.

Might was the measure of right.

The two World Wars came in part, like much modern literature and art, because men, whose nature is to tire of everything in turn... tired of common sense and civilization.

The simile sets two ideas side by side; in the metaphor they become superimposed.