Actually, levitating is not as hard as you'd imagine. In fact, you have to not imagine it as hard at all to be able to do it.
Me, I do it all the time, floating around in my little room at night, working on stories. So far a rather useless ability, though.
Currently I'm working on stopping gravity around me. I think it would make for better sleep.
Sheets of paper levitated so far today: 1