"In view of all the mercy Jesus has bestowed on me, what should I do toward others?"
This could be a game-changer! And in fact, that is precisely what it is intended to be. When you look at the remainder of Chapter 12 you get the rest of the story.
God wants you to live in humble recognition of His mercies so you will be able to extend that mercy to others. With that in mind, mediate on the last half of this chapter: