Basically it’s a trading of commitments: Each person says to the other, “I want to avoid the awful risk of being painfully dumped for someone else, so I will ma

Basically it’s a trading of commitments: Each person says to the other, “I want to avoid the awful risk of being painfully dumped for someone else, so I will make a commitment to you to not leave as long as you do your part even if someone else that might be better comes along.” From Dante to this. "Progress"