If you sacrifice yourself to have an orphan out of an Ideal of selflessness or protection of the weak, the idea of benefits doesn't make sense since you'll neve

If you sacrifice yourself to have an orphan out of an Ideal of selflessness or protection of the weak, the idea of benefits doesn't make sense since you'll never reap those benefits, being dead and all. If you look at the individual level, with a purely rational 'Homo economicus' rational actor, ideals don't make a lot of sense.