In this case the language crusade prompts us to think about our assumptions more deeply. The comment did bring my attention to concepts I had not noticed before

In this case the language crusade prompts us to think about our assumptions more deeply. The comment did bring my attention to concepts I had not noticed before. There is an adversarial aspect to it, but it's no different from debating ideas. You're just questioning certain premises, it doesn't mean you have to discard them afterwards.