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

We need to work together to optimize the system as a whole, not to seek to optimize separate pieces... Optimizing separate pieces destroys the effectiveness of the whole. For the organization to work well as a whole, the components must work together.
People who can't understand numbers are useless. The gemba where numbers are not visible is also bad. However, people who only look at the numbers are the worst of all.
Every day that we spent not improving our products was a wasted day.