They make up everything. Credit to from an askreddit thread about what not to trust.
Logic. (If you don't like physics jokes, just keep movin') ...(if you don't like math jokes, trust me, sometimes it makes a difference).
They speak with forked tongues !
It doesn't matter how many. They just compliment it and get mad when it won't screw.
Because it **soots** him. Credit: Curious: The Tourist Guide
Because they make up an awful lot of stuff. EDIT: Because I forgot about neutrinos.
Because they're no laughing matter.