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

Since all models are wrong the scientist must be alert to what is importantly wrong. It is inappropriate to be concerned about mice when there are tigers abroad.
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.
the system that people work in and the interaction with people may account for 90 or 95 percent of performance.