Leave your luck while still winning.
Nature often lets us down when we most need her; let us turn to art.
One should cultivate good habits of memory, for it is capable of making existence a Paradise or an Inferno.
Attain and maintain a reputation, for it is the usufruct of fame. A stiff climb, for it is the issue of excellence, as rare as mediocrity is common.
The worthless usually live long.
To be at ease is better than to be at business.