 In the book of Philippians, the Apostle Paul wrote, I know how to be brought low, and I know how to abound. A positive outlook can be a very good thing, but can a Christian be so optimistic he forgets where all the good things in life really come from? Coming up on Principles for Living, author and Bible teacher Bill Zechman discusses optimism and pessimism in the Christian life. How can we strike a healthy balance?