If you choose to be obedient to God, God meets you with divine enablement.
Until you start thinking right, you will never start behaving right. Repentance always deals with the changing of the mind.
When a person is carrying their sin, it can be quite a load...I don't know what else to do with your sin but confess and ask God to forgive it.
It's very different to live with a mask.
Identify with failures in others by listing yours.
We ought to love the sinner and hate OUR sin.