There is No God

With all of the advancement man has made to date, it puzzles me that we still cling to the most irrational belief ever contributed: that God exists.
If there were a God, He would have to be a narcissist. Why else would an all-knowing, all- powerful being create man and instruct the poor creature to love and worship Him? It seems logical that such an omnipotent being would seek pleasure in something more substantial than a bunch of primitive animals gathered around singing songs of praise and love to Him (which are never sincere, since no one has ever seen Him to speak of this "gr…