“As a dog returns to his own vomit, So a fool repeats his folly.” Proverbs 26:11 (“But when Pharaoh saw that there was a respite, he hardened his heart and would not listen to them, as the LORD had said.” Exodus 8:15 )
Do you see a man wise in his own eyes? There is more hope for a fool than for him. Proverbs 26:12 
 – “Do you see a man who is hasty in his words? There is more hope for a fool than for him.” Proverbs 29:20
– “The Pharisee stood and prayed thus with himself, ‘God, I thank You that I am not like other men—extortioners, unjust, adulterers, or even as this tax collector.  I fast twice a week; I give tithes of all that I possess.” Luke 18:11-12
– “Because you say, ‘I am rich, have become wealthy, and have need of nothing’—and do not know that you are wretched, miserable, poor, blind, and naked” Revelation 3:17