No way of thinking or doing, however ancient, can be trusted without proof. What everybody echoes or in silence passes by as true to-day may turn out to be falsehood to-morrow.

He who eats the fruit should at least plant the seed; ay, if possible, a better seed than that whose fruit he has enjoyed.

Be not anxious to avoid poverty. In this way the wealth of the universe may be securely invested.

Life consists with Wildness. The most alive is the wildest. Not yet subdued to man, its presence refreshes him. One who pressed forward incessantly and never rested from his labors, who grew fast and made infinite demands on life, would always find himself in a new country or wilderness, and surrounded by the raw material of life. He would be climbing over the prostrate stems of primitive forest trees.

If a plant cannot live according to its nature, it dies; and so a man.

In the long run, we only hit what we aim at.

One can hardly imagine a more healthful employment, or one more favorable to contemplation and the observation of nature.