This is amazing. There's so many counterpoints to peoples' claims that human nature is selfish but this is nicely put
A political system should counter humans’ bad traits not amplify them
Exactly, if the whole human nature argument was true, then capitalism would be akin to taking an alcoholic to a bar. Any sustainable social system has to encourage socially positive behaviors while inhibiting socially negative ones. In other worse, the primary goal should be to create alignment between people's individual and collective interests. Capitalism very obviously does the opposite, hence why the whole thing is now coming apart.
This leftist meme goes hard and it takes less than one minute to read! o7
Libs: Alright, we've given you the free-est markets possible, let's see some of that generous charity.
Capitalist: starts a think-tank that's legally a non-profit and hires failson-of-CEO for role of CEO
Libs: That's the most generous thing I've ever seen!