Many haven't. At least outside of myths and stories. Of course the fact that it's from a different world long since forgotten makes a large difference as well.

[He looks up from what he was doing, blinking a couple of times]

Alright? I... of course everything's alright. Why wouldn't it be? Once I've got this ship sorted we'll get into the TARDIS and be on our way. [way to COMPLETELY miss the subject of the question, dude.]