I guess I have always failed to see the trouble with empathising with someone else, saying "I'm sorry to hear I made you feel that way" and moving on. It costs

I guess I have always failed to see the trouble with empathising with someone else, saying "I'm sorry to hear I made you feel that way" and moving on. It costs you nothing and if the response made you feel exasperated then you can opt to not continue the conversation. Isn't that the polite way to handle people you don't want to interact with? There does not, to me, seem to be a reason to feel strongly about it.