Management, business, leadership and investing quotes and many other famous quotes

Systems are created, sustained, and improved by insightful and interactive work on the system, not by using carrots and sticks. Measurable goals do not improve systems; accountability does not improve systems. Improving systems improves systems.
A manager's task is to make the strengths of people effective and their weakness irrelevant - and that applies fully as much to the manager's boss as it applies to the manager's subordinates.
Your purpose is to identify where in the process things go wrong, not who messed up. Look for systemic causes, not culprits.