Related:

• Man possesses limited intelligence, but alas, unlimited stupidity.
• Intelligence appears to be the thing that enables a man to get along without an education.
  Education appears to be the thing that enables a man to get along without the use of his intelligence....
• If a man has talent and cannot use it, he has failed. -- Thomas Wolfe
• Happy the man who, like Ulysses, has made a fine voyage, or has won the Golden Fleece, and then returns, experienced and knowledgeable, to spend the rest of his life among his family!
  -- Joachim Du Bellay (1522-1560), Sonnet de Regre...
• Q: What do you call a man who has lost 90% of his intelligence? A: A widowe
• Man has a single basic choice: to think or not, and that is the gauge of his virtue.
  Moral perfection is an unbreached rationality -- not the degree of your intelligence, but the full and relentless use of your mind, not the extent of your knowledge, but the acceptance of reason as an absolute....
• Man has made his bedlam; let him lie in it. -- Fred Alle
• Artificial intelligence is no match for natural stupidity.