I suggest pasting this into your blog section, then throwing a link to it in your sig line, for easy reference.
That is what I did with the one I wrote years ago for here.
ETA: link to my write up...
Someone brought that up at a shooting I was involved in. I said he should have stopped. They said "what about Garner v. Tennessee."? I told them, " his name ain't Garner and we ain't in Tennessee!"