There are no creeds in mathematics. – Peter Drucker
Charisma becomes the undoing of leaders. It makes them inflexible, convinced of their own infallibility, unable to change. – Peter Drucker

There are no creeds in mathematics. – Peter Drucker
Charisma becomes the undoing of leaders. It makes them inflexible, convinced of their own infallibility, unable to change. – Peter Drucker
Knowledge has to be improved, challenged, and increased constantly, or it vanishes. – Peter Drucker
Company cultures are like country cultures. Never try to change one. Try, instead, to work with what youve got. – Peter Drucker