The Effective Executive: The Definitive Guide to Getting the Right Things Done (Harperbusiness Essentials)

by Peter F. Drucker

They do not start out with the assumption that jobs are created by nature or by God. They know that they have been designed by highly fallible men. And they are therefore forever on guard against the “impossible” job, the job that simply is not for normal human beings.

“Your appraisals are concerned only with bringing out a man’s faults and weaknesses. Since we can neither fire a man nor deny him advancement and promotion, this is of no interest to us. On the contrary, the less we know about his weaknesses, the better. What we do need to know are the strengths of a man and what he can do. Your appraisals are not even interested in this.”