Related:

• Roberts's Axiom: Only errors exist. Berman's Corollary to Robert's Axiom
  One man's error is another man's data....
• Only errors exist. -- Robert's Axiom One man's error is another man's data.
  -- Berman's Corollary to Robert's Axiom...
• One person's error is another person's data.
• It is one thing, to show a man that he is in an error, and another, to put him in possession of truth.
  -- John Locke...
• One man's nightmare is another man's wet dream.
• One man's upload is another man's download.
• One man's Windows are another man's walls.
• One man's theology is another man's belly laugh.