both of these are you
Schrödinger's Asshole
A person who decides whether or not they're full of shit by the reactions of those around them.
"That guy who posted ____ but said he was just trolling when no one agreed with him is totally a Schrödinger's Asshole"
Schrödinger's Idiot
Someone who says really stupid things, then decides whether or not he was joking based upon the reaction of people around him.
Guy 1: I'd love to visit Africa
Guy 2: what country?
Guy 1: I just said, Africa
Guy 2: that's a continent idiot
Guy 1: I... I know that, I was only joking.
Guy 2: you're a real schrödinger's idiot