Lean is a way of thinking- not a list of things to do

We have to grasp not only the Know-How but also 'Know Why', if we want to master the Toyota Production System.

When you buy bananas all you want is the fruit not the skin, but you have to pay for the skin also. It is a waste. And you the customer should not have to pay for the waste.

Even the greatest idea can become meaningless in the rush to judgement. To gauge an idea as feasible we must cut our ties to the status quo and find the balance between constructive criticism and judgment. Within that balance we will uncover crucial input for making our ideas a reality.

Improvement usually means doing something that we have never done before.

The best approach is to dig out and eliminate problems where they were assumed not to exist.

There are four purposes of improvement: easier, better, faster, and cheaper. These four goals appear in the order of priority.