Related:

• This man is dangerous; he believes what he says.
• Man is what he believes. -- Anton Chekhov
• Religion consists in a set of things which the average man thinks he believes and wishes he was certain of.
  -- Mark Twai...
• What is the chief end of man?--to get rich. In what way?
  dishonestly if he can; honestly if he must. -- Samuel Clemens (Mark Twain) (1835-1910)...
• The fact that man knows right from wrong proves his intellectual superiority to other creature
  but the fact that he can do wrong proves his moral inferiority to any creature that cannot....
• What is the chief end of man? - to get rich. In what way?
  dishonestly if he can; honestly if he must....
• Whoever has lived long enough to find out what life is, knows how deep a debt of gratitude we owe to Adam, the first great benefactor of our race.
  He brought death into the world. -- Mark Twain (1835-1910), "The Tragedy of Pudd'nhead Wilso...
• You can't out-talk a man who knows what he's talking about. -- Hutchins' Law
• The most important thing in a man is not what he knows, but what he is. -- Narciso Yepe