A life directed chiefly toward the fulfillment of personal desires will sooner or later always leads to bitter disappointment.
disappointmentquotes
Again, you may look upon life as an unprofitable episode, disturbing the blessed calm of non-existence. And, in any case, even though things have gone with you tolerably well, the longer you live the more clearly you will feel that, on the whole, life is a disappointment, nay, a cheat.