The Republic by Plato Part 1 Page 11

Yes, that is very true, but may I ask another question? — What do you consider to be the greatest blessing which you have reaped from your wealth?

One, he said, of which I could not expect easily to convince others. For let me tell you, Socrates, that when a man thinks himself to be near death, fears and cares enter into his mind which he never had before; the tales of a world below and the punishment which is exacted there of deeds done here were once a laughing matter to him, but now he is tormented with the thought that they may be true: either from the weakness of age, or because he is now drawing nearer to that other place, he has a clearer view of these things; suspicions and alarms crowd thickly upon him, and he begins to reflect and consider what wrongs he has done to others.