I've read the book. You may be extrapolating a bit too far if you think self interest is the foundation for modern civilization, its affordances, and the high l

I've read the book. You may be extrapolating a bit too far if you think self interest is the foundation for modern civilization, its affordances, and the high life expectancy. EDIT: Said another way, your analysis appears reductive to the point of absurdity. Modern societal advances require a lot of collective action and self sacrifice.