The essence of humor is sensibility; warm, tender fellow-feeling with all forms of existence.

Innumerable are the illusions and legerdemain-tricks of custom: but of all of these, perhaps the cleverest is her knack of persuading us that the miraculous, by simple repetition, ceases to be miraculous.

The old cathedrals are good, but the great blue dome that hangs over everything is better.

If time is precious, no book that will not improve by repeated readings deserves to be read at all.

Biography is the most universally pleasant and profitable of all reading.

Generations are as the days of toilsome mankind; death and birth are the vesper and the matin bells that summon mankind to sleep and to rise refreshed for new advancement. What the father has made, the son can make and enjoy; but has also work of his own appointed him. Thus all things wax and roll onwards: arts, establishments, opinions, nothing is ever completed, but ever completing.

When I gaze into the stars, they look down upon me with pity from their serene and silent spaces, like eyes glistening with tears over the little lot of man. Thousands of generations, all as noisy as our own, have been swallowed up by time, and there remains no record of them any more. Yet Arcturus and Orion, Sirius and Pleiades, are still shining in their courses, clear and young, as when the shepherd first noted them in the plain of Shinar!