Incorrigibility

1. 
   The one who refuses correction despises himself, but whoever hears reproof acquires understanding.

   Prov. 15:32 (read whole chapter)

2. 
   A wicked person shows boldness with his face, but as for the upright, he discerns his ways.

   Prov. 21:29 (read whole chapter)

3. 
   If you should pound the fool in the mortar among the grain with the pestle, his foolishness would not depart from him.

   Prov. 27:22 (read whole chapter)

4. 
   Blessed is the one who is always cautious, but whoever hardens his heart will fall into evil.

   Prov. 28:14 (read whole chapter)

5. 
   The one who stiffens his neck after numerous rebukes will suddenly be destroyed without remedy.

   Prov. 29:1 (read whole chapter)