SH: I think I know why the lawn gets raggedy in patches.
Me [remove earbuds and stop mowing]: What?
SH: I know why the lawn has those uneven patches.
Me: And why is that?
SH: Because of the way you mow, pulling the [reel] mower back and then pushing it forward again.
Me [Stare of Death]
SH: But I guess I don't really care as long as I am not the one having to mow.
Me: I guess not.