the lesson to be learned is we are all humans and should get rich together, not to lean further into tit-for-tat anti-globalization.
It's a good idea to recognize and internalize this, as it's quite inherent to human nature, and won't be going away during any of our lifetimes.
The thing to recognize and internalize is that the world is a lot more win-win than our psychology has been evolved to recognize. Nationalism, realpolitik, xenophobia - all of these are ideologies that make you poorer and worse off, not giving you some secret insight into the truth of human nature.
I do not care about turning the other cheek, I want him gone. This will not get fixed until Americans understand that fascism only leads to ruins and suffering.