4:00 A.M. A Productivity Argument.
When you think about it, it makes sense to do your most important stuff first, but for some reason we do it last. To change this, you need to switch your pattern of behavior. I did it, and the experience was fantastic.
Think about the following: When was the last time you got two hours of focused time to work? (My answer is this morning, at 4:00 A.M.)