Complex sentence: He comes to the conclusion that human downfall results from indulging oneself in topics of interest; as a result of this line of reasoning, he lives life as a recluse and "dampens his taste for the finer items of life".
Split into simpler sentences: He comes to the conclusion that human downfall results from indulging oneself in topics of interest. As a result of this line of reasoning, he lives life as a recluse and "dampens his taste for the finer items of life".