Keep Asking Why

I have started to read The End For Which God Created The World by Jonathan Edwards, and I realize I am in for a difficult read.  But I am also immediately reminded of a behavior we see in children every day that we should seek to emulate:  the constant question of "why?"

I don't have any children yet (at least one that can talk), but I suspect my daughter and I will have a conversation in a few years which will end with me saying something and her saying, "Why?"  To which I'll respond with...