Related:

• He who can, does. He who cannot, teaches. --George Bernard Shaw, Man and Superma
• He who can, does. He who cannot, teaches. SHAW
• He who has never hoped can never despair.
  -- George Bernard Shaw (1856-1950), "Caesar and Cleopatra", Act IV...
• There is no satisfaction in hanging a man who does not object to it. -- George Bernard Shaw
• The vilest abortionist is he who attempts to mould a child's character.
  -- George Bernard Shaw (1856-1950) "Maxims for Revolutioni...
• Progress is impossible without change, and those who cannot change their minds cannot change anything.
  -- George Bernard Shaw (1856-1950)...
• Those who can, do; those who can't, teach. -- George Bernard Shaw
• The liar's punishment is, not in the least that he is not believed, but that he cannot believe any one else.
  -- George Bernard Shaw (1856-1950) "The Quintessence of Ibsenism" (1891)...
• One man that has a mind and knows it can always beat ten men who haven't and don't.
  -- George Bernard Shaw...