Complex sentence: Elan Morin was often too esoteric for popular appeal, he wrote many books including "Analysis of Perceived Meaning", "Reality and the Absence of Meaning" and "Disassembly of Reason".
Split into simpler sentences: Elan Morin was often too esoteric for popular appeal. He wrote many books including "Analysis of Perceived Meaning", "Reality and the Absence of Meaning" and "Disassembly of Reason".