        As he watched it shift and change before his eyes, he came to the uncomfortable conclusion that he was likely verging on insanity.  The rational part of his brain insisted that he had not seen anything real on the beach, and he was just prolonging the hallucination by staring at this hair which clearly couldn’t exist.  Every law of nature that he had understood since he was a boy said it wasn’t real.  Extraterrestial beings visiting earth were the creation of science fiction authors and wackos.