The knowledge we now consider knowledge proves itself in action. What we now mean by knowledge is information effective in action, information focused on results. Results are outside the person, in society and economy, or in the advancement of knowledge itself. To accomplish anything this knowledge has to be highly specialized.
Peter DruckerManagement and entrepreneurship are only two different dimensions of the same task. An entrepreneur who does not learn how to manage will not last long. A management that does not learn to innovate will not last long.
Peter DruckerMost people think they know what they are good at. They are usually wrong... And yet, a person can perform only from strength.
Peter Drucker