Yeah, some of the responses in this thread I hope are just jokes. Asking someone how their day is going is bare minimum social behavior that should carry zero risk of anything.
replyOnly takes one. Humans are trained to remember the pain more than the typical. That's my point.
replyWell, keep going with asking people "how are you" until someone gives you a black eye. Then you can stop.
replyI would assume that before that happens your natural death would come first.