Unless you change direction, you will end up where you are headed.

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

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

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

A relentless barrage of 'why’s' is the best way to prepare your mind to pierce the clouded veil of thinking caused by the status quo. Use it often.

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

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