Ignorance is Not Bliss

How do we see that ignorance is destructive? How is even the thought that we have some righteousness in us a sin of rebellion? How is a profession and act of rebellion? What brought the Son of God to tears? Do people who are in ignorance know what sin really is? What is 'judicial blindness'? When was our peace with God settled? Did every single thing that the LORD said would happen in Jerusalem and its destruction, happen? What significance did the temple veil being torn in half, from top to bottom have?