My proof convinces the ignorant, and the wise man's proof convinces me. But he whose reasoning falls between wisdom and ignorance, I neither can convince him, nor can he convince me.
Whoever would be a teacher of men let him begin by teaching himself before teaching others; and let him teach by example before teaching by word. For he who teaches himself and rectifies his own ways is more deserving of respect and reverence than he who would teach others and rectify their ways.
Now I realize that the trees blossom in Spring and bear fruit in Summer without seeking praise; and they drop their leaves in Autumn and become naked in Winter without fearing blame.