Yom Kippur shiur
What gives Hashem the most pleasure is when we are good to each other. As any parent, when the children are fighting it causes them so much pain, and when the children are loving each other, that is the greatest joy that Hashem has.
Two yud's, are like to Yids. Being next to each other, together, that makes the name of Hashem.
The Beis Hamikdash was built in the place where 2 brothers showed such love for each other and Hashem said, I want my place right there.
4 Steps to teshuvah. Also another way to get your sins wiped clean without these 4 steps and that is a person who looks away and let's go. (kal ha maavir al middotav).