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• I do not know whether I was then a man dreaming I was a butterfly, or whether I am now a butterfly dreaming I am a man.
  -- Chang-tzu...
• I do not know whether I was then a man dreaming I was a butterfly, or whether I am now a butterfly dreaming I am a man.
  -- Chuang-tzu...
• Grand Master Turing once dreamed that he was a machine.
  When he awoke he exclaimed: "I don't know whether I am Turing dreaming that I am a machine, or a machine dreaming that I am Turing!...
• I embrace emerging experience. I participate in discovery.
  I am a butterfly. I am not a butterfly collector. -- William Stafford...
• I know, I know... I'm dreaming.
• If I ever do a book on the Amazon, I hope I am able to bring a certain lightheartedness to the subject, in a way that tell the reader we are going to have fun with this thing.
  -- Deep Thoughts, by Jack Handey...
• Chuang Tzu dreamt he was a butterfly and did not know, when he awoke, if he was a man who had dreamt he was a butterfly or a butterfly who now dreamt he was a man.
• I am man, I am okay!
• Concerning the gods, I am not able to know to a certainty whether they exist or not.
  For there are many things which prevent one from knowing, especially the obscurity of the subject, and the shortness of the life of man....