Concentration is the key to economic results. No other principles of effectiveness is violated as constantly today as the basic principle of concentration. – Peter Drucker
A manager is responsible for the application and performance of knowledge. – Peter Drucker
Quality in a product or service is not what the supplier puts in. It is what the customer gets out and is willing to pay for. A product is not quality because it is hard to make and costs a lot of money, as manufacturers typically believe. – Peter Drucker
The most important thing in communication is hearing what isnt said. – Peter Drucker