Originally Posted by
Nightshade
Lenny Bruce used to do a thing where he would walk on stage and say each racial slur a dozen times each. Once he was done he would simply say, "now that these words mean nothing I can go on with my performance and whatever I say is no longer offensive because it is just a meaningless sound"
This was in the 50s and he caught a lot of shit for it but the guy was truly funny and had a point.
But like you said, he had a point. Richards snapped. Carlin could get on stage and say whatever the hell he wanted, but before you could get offended, you realized you just learned something.