Have you ever stopped praying? When life seems unfair and prayer doesn't seem to make any difference, you may quit praying. Most people who admit that they stopped praying for a while, including the author, say they felt as if they were suffocating after a period without prayer. "Sometimes I think God has called me to speak, write, and teach about prayer so I won't give up on it altogether," writes Harper. "After more than forty years of praying, I still don't understand prayer. …Prayer doe...