Who is as the wise man? and who knows the interpretation of a thing? a man's wisdom makes his face to shine, and the hardness of his face is changed.
All Commentaries on Ecclesiastes 8:1 Go To Ecclesiastes 8
Didymus the Blind
AD 398
As it is impossible to recognize a white thing if one does not know the color white, and as it is impossible to recognize science if one does not know what science is, so it is also impossible to recognize a wise person by someone who does not know wisdom according to which the wise person is formed and called.
