Related:

• Insanity is just a state of mind.
• Insanity is often the logic of an accurate mind overtaxed. -- Oliver Wendell Holme
• All things considered, insanity may be the only reasonable alternative.
• The judge asked, "What do you plead?" I said, "Insanity, your honour, who in their right mind would park in the passing lane?
  -- Steven Wrigh...
• I don't buy temporary insanity as a murder defense.
  'Cause people kill people. That's an animal instinct....
• The hereafter for all we know may be an eternal state of excruciating insanity -- V.
  I. Nabokov, Look at the Harlequi...
• Confabulation is all in your mind.
• Headaches are all in your mind!
• Imagery is All In The Mind.