It is desirable that a man be clad so simply that he can lay his hands on himself in the dark, and that he live in all respects so compactly and preparedly, that, if an enemy take the town, he can, like the old philosopher, walk out the gate empty-handed without anxiety.

Mathematics should be mixed not only with physics but with ethics.

But labor of the hands, even when pursued to the verge of drudgery, is perhaps never the worst form of idleness. It has a constantand imperishable moral, and to the scholar it yields a classic result.

Everything counts for gain when we are cosmically awake. Nothing counts, unless we are awake. No enjoyments last, no successes satisfy, no gains have meaning unless accomplished in a state of wakefulness.

Never look back unless you are planning to go that way.

I have met with but one or two persons in the course of my life who have understood the art of Walking, that is, of taking walks,-who had a genius, so to speak, for sauntering.

I am never rich in money, and I am never meanly poor.