"Man that does the work forces of other people" - this one of popular determinations of manager. From here a necessity it is correct to choose such people, it is correct to pass and distribute work, carry out necessary control. What simpler, it would seem? But no, for most people transmission of the work to other person is a difficult, psychologically difficult process the role of self-restraint is great in that. About that, how to succeed in this not an easy work, this book. She is useful not only to the managers. We will modify determination of manager : any man trying to "do the businesses the own forces" has less chances to succeed, than that, who operates as a "correct manager". And in this sense book that you now will read important for any man, not only for a manager.