Book excerpt: Is a challenge a problem or an opportunity' It all depends on your attitude. For all those who see opportunity-and everyone who wants to-comes the greatest support system ever bound between two covers: The Three Most Important Words in Life Are Attitude, Attitude, Attitude.In these pages, winners - and those who want to be - will find some of the most profound quotations, thoughts, and anecdotes ever collected. From billionaire Bill Gates to diarist Anne Frank, from philosopher Epictetus to author Norman Vincent Peale, the message of success is clear: It's all in your outlook.