Genesis 25:28

And Isaac loved Esau because of his game, but Rebekah loved Jacob.
What problems do we run into when we start dividing up the children in this manner?
What can result when a child feels totally left out?
What happens when parents place other things above their children
Bonus Round: In what religious era did Esau and Jacob live?

And Isaac loved Esau because of his game, but Rebekah loved Jacob.