A big part of the parenting experience involves endless surprises from what the kids do and say. I mean, you think there's an age when their ability to surprise you will wane a bit, but not so much.
However, kids do eventually get to an age where they think they know everything. But guess what? Parents are full of surprises, too. They were kids once, too, and they've seen and heard so much more than you'd expect. I think Raphael Samuel is still learning some things about his folks.