Successful careers are not planned. They develop when people are prepared for opportunities because they know their strengths, their method of work, and their values. Knowing where one belongs can transform an ordinary person - hardworking and competent but otherwise mediocre - into an outstanding performer.
Classic Drucker: Essential Wisdom of Peter Drucker from the Pages of Harvard Business Review (ed. Harvard Business Press, 2006) - ISBN: 9781422101681