I'm a games and theory kind of guy. I love puzzles, so it was fun dissecting Shakespeare's prose.
Real estate sales was perfect training for the experience to go into public life because you learn to accept rejection, learn to meet new people, learn to work with people and find common ground. That's the way you sell houses... that's also the way you win over constituency.
Essentially this promise before curse, this superiority of God's love in Christ, must come from the Bible.