Things have a nasty 'habit of not turning out' the way you expect them to. [=things often do not turn out the way you expect them to]
He reached into his pocket for his keys 'by/from force of habit'. [=he did it without thinking because it is what he usually does]
I'm 'not in the habit of' making predictions, but I don't think there's much doubt about who will win this election.
(..) Mr. Wayne. Clark Kent, Daily Planet. Oh, my foundation has already issued a statement in support of the... cause. I'm sorry? Wow. Pretty girl. Bad habit. Don't quote me, alright? What's your position on the bat vigilante in Gotham? Daily Planet. Wait, do I own this one? (..)2016 Batman v Superman: Dawn of Justice