Let's not wait for a near death experience. Let's learn from the Mayor and from Erma Bombeck, and from our own Jewish tradition. In the lore of Chasidism there is a wonderful story about human nature. Three demons come together to compare results in their efforts to corrupt humanity. But it doesn't work.
People are too smart.
They see the wonders of the world so they don't believe me. But it doesn't work. People are too smart. They look into the Torah and they see how much wisdom and guidance it contains. And so they don't believe me.