Peter Drucker Quotes
Knowledge people and service people learn the most when they teach .
Drucker, Peter F. Management Challenges for the 21st Century. HarperBusiness, 1999, p. 149.
The first Jewish Publication in the United States
This principle characterized most Islamic cultures for the next 400 years while Christian Europe was in the Dark Ages and had ignored most of the accumulated Western knowledge of the Greeks and Romans, The Muslims however, kept this knowledge alive and added to it supporting great mathematicians, scientists, philosophers, theologians and physicians. During the 12th century extreme fundamentalists gained control over Islam and this great principle of Umar’s was not only ignored but those who acquired new knowledge were persecuted as “innovators” often a capital crime. When Christian Europe began to rise intellectually, the Muslim societies were declining. Even today, the Islamic cultures are split as to the value of new knowledge and while there are modern Muslim scholars and scientists, there are still major forces throughout Islam who consider knowledge that is not in the Koran or which contradicts the Koran not only false, but heretical, often to be punished even by death.
Peter Ferdinand Drucker was an Austrian management consultant, educator, and author, whose writings contributed to the philosophical and practical foundations of the modern business corporation. He was also a leader in the development of management education, he invented the concept known as management by objectives and self-control, and he has been described as "the founder of modern management".
