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We dare them to apply a principle for 40 days to their kids. They don't have to be 40 consecutive days...Already people that even tested the book for us had amazing responses from their kids.

"'Courageous' filmmaker Alex Kendrick branches out with a new book, a new Erwin Brothers comedy and a new production company". Interview with John W. Kennedy, www.beliefnet.com. July 2013.
We dare them to apply a principle for 40 days to their kids. They don't have to be 40 consecutive days...Already people that even tested the book for us had amazing responses from their kids.