The Marshmallow Effect: The idea of sacrifice
                                          The modern usage of the idea of sacrifice . .   everyone understands the motif.. it's that  if you want to make things better . .  in the future . .  then you should make sacrifices in the present . .  and maybe you even do that multi-generationally .   everyone understands that . .  and it's part of being responsible and mature . .   and you do that for yourself too if you're disciplined . .  in fact that's almost what discipline means . .   discipline means that you're capable of making sacrifices . .   because you're not disciplined if you just do something you want more rather than something that you have to do .         discipline is when you want to do something right now . .  and instead you think no I'm going to forestall my gratification .  and you concentrate on something that you think will bear fruit . .  in the medium to long run . .  and so you look into the future . .  and you decide that by making tod...