Book excerpt: There are lots of things in life that might make us want to give up, stop short, or not finish the race. But God is there to help us overcome anything that holds us back from achieving our best. In his signature style, bestselling author John Mason offers readers 52 nuggets of truth that will break down the barriers to excellence in their lives. Leaders, entrepreneurs, students, and anyone ready to launch an all-out attack on mediocrity will love this upbeat and energizing book.