In that case I would advice you to read a book about game theory, lest you be cursed to live your life in perpetual confusion about why the world is the way tha

In that case I would advice you to read a book about game theory, lest you be cursed to live your life in perpetual confusion about why the world is the way that it is. Cloaking this confusion in "We need to get past this childish philosophy" and "start acting like responsible adults in a society" etc.