20. Let your light shine before men, He says.42 And He was right in saying before men. Let your light be so bright, He says, that it not only illumines yourselves but shines before men who need it to guide them. Just as light for the bodily eyes puts the darkness to flight and keeps on the right path those who travel a material road, so the light for the mind which comes from the excellence of your conduct lights the way for those whose mental vision is so muddled by the darkness of error that they