It had been in the back of my mind for years. Each time I would read the book of Revelation I couldn't help but wonder why it was filled with so many sevens: the seven churches, seven seals, seven trumpets, seven bowls. Surely God was trying to tell us something by his use of this number over and over. When I finally decided to graph out each of these sets of seven and compare each of them, I could hardly believe what God was about to show me. In...