 And she presents, I think, the only defense of self-interest as a moral endeavor, as a good. She's not the only one, Aristotle, if you go back and study Aristotle, Aristotle says the purpose of life is to flourish, to succeed, to be happy, eudaumonia in Greek, and that here the virtues that you should pursue, to be moral, means to pursue these virtues, and it leads to success and flourishing. Ayn Rand basically says something similar, she disagrees about the virtues, the particulars, but the idea is why should I suffer for other people? Why should I engage with other people with a relationship that is when lose, way I lose? When the option is what?