When you step on the treadmill, make a commitment. Do, say, 3 miles a day. And don't get off until you finish. It doesn't matter what speed you're going. Just don't get off.
I had always owned them to be the Word of God... the careful reading of the Acts afforded me a practical picture of the early church; which made me feel deeply the contrast with its actual present state; though still, as ever beloved by God.