It is the art of mankind to polish the world, and every one who works is scrubbing in some part.

He who walks alone, waits for no-one.

This whole earth which we inhabit is but a point in space. How far apart, think you, dwell the most distant inhabitants of yonder star, the breadth of whose disk cannot be appreciated by our instruments?

The light which puts out our eyes is darkness to us.

In our most trivial walks, we are constantly, though unconsciously, steering like pilots by certain well-known beacons and headlands, and if we go beyond our usual course we still carry in our minds the bearing of some neighboring cape; and not till we are completely lost, or turned round,--for a man needs only to be turned round once with his eyes shut in this world to be lost,--do we appreciate the vastness and strangeness of nature.

One may be drunk with love without being any nearer to finding his mate.

As for the pyramids, there is nothing to wonder at in them so much as the fact that so many men could be found degraded enough to spend their lives constructing a tomb for some ambitious booby, whom it would have been wiser and manlier to have drowned in the Nile, and then given his body to the dogs.