Peter Drucker's quotes

• Efficiency is doing things right; effectiveness is doing the right things.
• Management is doing things right; leadership is doing the right things. 
• Management by objective works - if you know the objectives. Ninety percent of the time you don't. 
• The best way to predict the future is to create it. 
• The most important thing in communication is hearing what isn't said. 
• Unless commitment is made, there are only promises and hopes... but no plans.