PHL275H1 Lecture Notes - Side Effect, Psychological Egoism, Egotism
Document Summary
Psychological egoism is assumed to be true in plato"s republic. Psychological hedonism, where pleasure is good and pain is bad. Gyges" ring-most of us keep our promises to other people because we are afraid that we couldn"t get away with it, if we had the chance to be in gyges" position we would all do things. Ayn rand-defended pe, says your ultimate aim is always your own life, survival or continuation of existence. Feinberg-sometimes we do things to help one another, psychological egoism doesn"t deny this. We may do things as a means, but our ends are out of self-interest. Psychological egoism challenges our morality in two ways: 1) ought implies can principle- it can only be true that you ought to do something if you are able to do it. You ought to flap your wings and fly around a room.
