I’m guessing the point wasn’t to express mere disinterest, but active resentment of the opposing viewpoint: “Not only have I no desire to converse with you, which may be taken as a hesitation to engage with your views, but I believe such a conversation to be utterly worthless because I despise your entire world view” with a dash of “You’re a bigot and I want nothing to do with your kind.”
I’m guessing the point wasn’t to express mere disinterest, but active resentment of the opposing viewpoint: “Not only have I no desire to converse with you, which may be taken as a hesitation to engage with your views, but I believe such a conversation to be utterly worthless because I despise your entire world view” with a dash of “You’re a bigot and I want nothing to do with your kind.”
“No thank you” just doesn’t drive that home.
Where does the motivation to drive that home come from, isn’t this just a difference in opinion?