American politics is descending further into the logic of the vendetta.
If you read about famous feuds or intergenerational rivalries — Hatfields vs. McCoys, Israelis vs. Palestinians, etc. — one simple truth makes everything much more complicated: Everybody has a valid point. The Hatfields shout, "Your family shot my uncle!" The McCoys reply, "Well, you folks hanged my father!"
And they're both right.
And they're both wrong.
They're right that the other side did something bad, but they're wrong that the first bad act justifies the second.
They're also wrong because, outside of war, "sides" don't really kill people; people kill...