Related:

• Bogovich's Law: He who hesitates is probably right.
• He who hesitates is probably right. -- Bogovich's Law
• This man is dangerous; he believes what he says.
• Man is what he believes. -- Anton Chekhov
• Guinan: "When a man is convinced he's going to die tomorrow, he'll probably find a way to make it happen.
  The only one who can turn this around is you." Rike...
• He who lives without folly is less wise than he believes.
• How should one deal with a man who is convinced that he is acting according to God's will, and who therefore believes that he is doing you a favour by stabbing you in the back?
  -- Voltaire...
• The true measure of a man is how he treats someone who can do him absolutely no good.
  -- Ann Lande...