David Brooks: On the right-wing edge of the left-wing movement

Radicals are not my cup of tea, but I’m grateful for them. The radicals who brought us Occupy Wall Street and the Bernie Sanders campaign gave the problem of income inequality a prominence it wouldn’t have had without them.The founders of the Black Lives Matter organization put racial injustice at the top of the national conversation. The radical populists who ultimately produced Donald Trump showed us how much alienation there is in Middle America.Radicals are good at opening our ey