EPICTETUS. DISCOURSES. Book iv. I, 6.
WE will allow those creatures only to be free who do not endure captivity; but, as soon as they are taken, die, and escape. Thus Diogenes somewhere says, that the only way to freedom is to die with ease. And he writes to the Persian king, “You can no more enslave the Athenians than you can fish." — "How? What, shall not I take them?" — "If you do take them," says he, " they will leave you, and be gone like fish. For take a fish, and it dies. And, if the Athenians too die as soon as you have taken them, of what use are your warlike preparations?” This is the voice of a free man, who had examined the matter in earnest, and, as it might be expected, found it out. But, if you seek it where it is not, what wonder if you never find it?