I think seeing Pryor's first movie, Live In Concert, when I was in high school changed my life. Pryor really put the heart in darkness for me.
I once heard a learned man say, "Every evil has its remedy, except folly. To reprimand an obstinate fool or to preach to a dolt is like writing upon the water. Christ healed the blind, the halt, the palsied, and the leprous. But the fool He could not cure. "