Related:

• He who is priceless cannot sell himself to others.
• He who knows others is clever; he who knows himself is enlightened.
  -- Lao-tzu, Chinese philosopher and founder of Taoism...
• He who knows others is wise. He who knows himself is enlightened. -- Lao Tsu
• He who steals once is always a thief. Spanish Proverb
• He who beats his sword into a plowshare usually ends up plowing for those who kept their swords.
• The person who hesitates ends up at the end of the line.
• He who makes a beast of himself gets rid of the pain of being a man. -- Dr. Johnso
• Depend on no man, on no friend, but him who can depend on himself.
  He only who acts conscientiously towards himself will act so towards others, and vice versa....
• A possum must be himself, and being himself he is honest. -- Walt Kelly