Related:

• Those who speak know nothing; Those who know are silent" These words, I am told, Were spoken by Lao-tzu.
  -- P Chu-i (772-846) How is it then, the poem ends; that one who knew, wrote so much?...
• Those who know, do not say; those who say, do not know.
• The perversion of the mind is only possible when those who should be heard in its defense are silent.
  -- Archibald MacLeash (b. 1892)...
• Bore: A person who has nothing to say and says it...
• The man who reads nothing at all is better educated than the man who reads nothing but newspapers.
  -- Thomas Jefferson (1743-1826)...
• The man who reads nothing at all is better educated than the man who reads nothing but newspapers.
  -- Thomas Jefferso...
• There are four kinds of people: those who sit quietly and do nothing, those who talk about sitting quietly and doing nothing, those who do things, and those who talk about doing things.
• Those who are mentally and emotionally healthy are those who have learned when to say yes, when to say no and when to say whoopee.
  -- W.S. Krabill...
• Those who learn nothing from history are doomed to repeat it. -- Santayana