Checking the results of a decision against its expectations shows executives what their strengths are, where they need to improve, and where they lack knowledge or information. – Peter Drucker
There is an enormous number of managers who have retired on the job. – Peter Drucker
What you have to do and the way you have to do it is incredibly simple. Whether you are willing to do it, thats another matter. – Peter Drucker
The aim of marketing is to know and understand the customer so well the product or service fits him and sells itself. – Peter Drucker
The hypothesis may be put forward, to be tested by the s subsequent investigation, that this development has been in large part a matter of the reciprocal interaction of new factual insights and knowledge on the one hand with changes in the theoretical system on the other. – Talcott Parsons