Great you’re being friendly, getting out of your shell, but that doesn’t mean I want to talk to you. There is a chick on your other side. Talk to her. Unless you are an attractive member of the opposite sex I want nothing to do with you. I DON'T CARE ABOUT YOUR SONS BASKETBALL SCHOLARSHIP TO MIZZOU.
Corollary- sharing the armrest. Now I am not one to assert my dominance over an arm rest on an airplane but do not take over the whole damn thing. Really all I need is an itty bitty corner so my elbow doesn’t poke into my side. This is not king of the mountain. I see you squirming because you have to pee but you refuse to give up “the rest.” GOOD. SQUIRM. I have the bladder of an elephant. Or some other very large mammal.