At first you smile and then when the video ends you say to yourself "good things happen to people all the time....because sometimes they had a hard life".....but then you realize what kind of life you have today"even though I do good things all the time He doesn't return......" That's how I've been all my life..."be positive all your life" but what if the other person isn't positive? Because he is disappointed that you are in a good mood despite everything and then the domino effect starts