Discourse on the Method
Rene Descartes’ famous proof of the existence of God, inferred from the necessary existence of the self. Roundly debunked by Otto Büchstein[1], who proved that there must be at least three people in the universe, and since they were all engaged on a conference call, God was almost certainly not one of them.
“God is omniscient,” he said. “God doesn’t do conference calls.What would be the point?”