Avoid the worst case of ceding sense-making to extremists

The most toxic situation, to be avoided at all costs, is when a real problem that could be easily understood by people of goodwill becomes taboo to discuss, so that the only people left making sense about it are figures like Richard Spencer or Jared Taylor (on race) or, analogously, the only honest voices on jihadism become those on the right who gain energy from other biases.