Mercy often inflicts death.

Epicurus says, "gratitude is a virtue that has commonly profit annexed to it." And where is the virtue that has not? But still the virtue is to be valued for itself, and not for the profit that attends it.

Philosophy alone makes the mind invincible, and places us out of the reach of fortune, so that all her arrows fall short of us.

Even after a bad harvest there must be sowing.

The comfort of having a friend may be taken away, but not that of having had one.

What you think is the summit is only a step up

As long as we are among humans, let us be humane.