Unfortunately, it's limited by how high you can count in your mind, while a bunch of 13 year olds are for the first time trying to learn how to play instruments next to you.
Self quoting is the key to sounding wise and all knowing.
The simple truth is that authors like making people squirm. If this weren't the case, all novels would be filled completely with cute bunnies having birthday parties. — Brandon Sanderson, Alcatraz Versus the Evil Librarians