A new school year offers a fresh start, and many students embrace that opportunity. But, for overachievers, early positive energy may soon give way to feelings of stress. The need to succeed can consume and overwhelm these kids.Some pressure comes from parents and teachers, but overachievers often expect too much of themselves. They feel they must do everything well, and many suffer a crushing fear of failure. When they do succeed, any feelings of satisfaction are short-lived because they're...