I knew you'd like them!
And the second one is about time.
That's funny, because when I first read it I memory-backflashed to trying to explain to my sister how I know what the time is when people don't ask me for the time, but when they ask me...I can't tell them. I know it's not what he was talking about, of course, but that's what I thought of.
(edited this comment due to me garbling it up...lol)