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.
The only way to find out what will happen when a complex system is disturbed is to disturb the system, not merely to observe it passively.
Toyota's real achievement is not merely the creation and use of the tools themselves; it is in making all its work a series of nested, ongoing experiments, be the work as routine as installing seats in cars or as complex, idiosyncratic, and large scale as designing and launching a new model or factory.