> That's just it – there isn't. Well, the next time I find myself in a melee battle within a castle and am deciding whether I should fight my way up the stairs

> That's just it – there isn't. Well, the next time I find myself in a melee battle within a castle and am deciding whether I should fight my way up the stairs, I'm going to draw a distinction between: "Is absolutely false", and "We don't know whether it was true or false", and I'm going to let someone else go up the stairs first...