Belphegor

On earth, there hides a philosopher who is being seek by many to hear his words of wisdom. They said he is as wiser than all of humanity due to the claims of him being immortal. Along with him being willing to tell them the true meaning of life..... That everything is pointless. That nothing matters and how no matter how hard you try to fix the world, eventually it will be undone

Unknown to all, this philosopher true identity is the demon of sloth, Belphegor. Given his title and banished from heaven due to not joining either side during the war for heaven.