" Houdini, the magician who debunked magic, could not bear to see the great rationalist [Arthur Conan] Doyle enchanted by ghosts and frauds. And so he did what any friend would: He set out to prove spiritualism false and rob his friend Doyle of the only comforting fiction that was keeping him sane. It was the least he could do. "

― John Hodgman , That is All