It's only the last turn of a bolt that tightens it - the rest is just movement.

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

The most dangerous kind of waste is the waste we do not recognize.

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.

It's only the last turn of a bolt that tightens it - the rest is just movement.

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