Our section might be called Arts+Entertainment, but great exhibitions aren’t mere tonics. They should challenge your way of thinking, and maybe even send you off with a knot in your stomach. Why don’t we know the name Camille Claudel? Is race really a fixed category? How much nonrecyclable waste do you create — and are you willing to confront just how much? To say that some of the museum openings coming up this fall are “confrontational,” then, isn’t a dig — it’s a compliment to the highest degree. A few to run toward, not from: Advertisement “Chasing Eclipses”: Mark your...