Quotes About Untrusting

Hearts of stone are often hearts that have been wounded, overburdened, and disappointed. The walls of the heart have toughened to prevent the absorption of more pain and to preserve the appearance of life. Left un-dealt with, these hearts can become cynical, untrusting, and able to see dire need and feel nothing. They can even live in continual violence and be seemingly unaffected. I

So why must it wound him that the most despairing music is full of beauty? Why must it hurt him and make him cynical and sad and untrusting?