quotes by Peter F. Drucker

"''The most important thing in communication is to hear what isn't being said.''
"
— Peter F. Drucker

"Efficiency is doing the thing right.
Effectiveness is doing the right thing.

"
— Peter F. Drucker

"Management is doing things right; leadership is doing the right things."
— Peter F. Drucker

"The knowledge that we consider knowledge proves itself in action. What we now mean by knowledge is information in action, information focused on results."
— Peter F. Drucker

"Management is doing things right; leadership is doing the right things."
— Peter F. Drucker