The most important things cannot be measured.
The aim proposed here for any organization is for everybody to gain - stockholders, employees, suppliers, customers, community, the environment - over the long term.
When a worker has reached a stable state, further training will not help him.
The most important figures for management of any organization are unknown and unknowable.
When people try to do what they can not do, they wish to give up.
A rational prediction has an explanation based on theory.