> This is dysfunction. What can we do if we're not allowed to present facts and evidence because it might trigger people? We end up walking on eggshells while the crazies take over.

It's not that simple: you can't just label an entire political faction as crazy. The left also holds viewpoints that moderates think are absolutely bonkers (which specific viewpoints I can't even say without risking a flamewar on HN), but we've been taught to be respectful of other people's opinions.