And the contrary view is that the professor has a pronounced responsibility to see past unfortunate framing and phrasing of intricate subject matter details. Both are worthwhile goals, I think.
However, life is very rarely optimal or fair. The only effect we can productively have on the world is through how we approach it, instead of focusing energy on how our actions are interpreted. It is unfortunate, but that is the most logical outcome. Focus on yourself, not on others.