Ask 'why' five times about every matter.

I’m proud to be Japanese and I wanted my country to succeed. I believed my system was a way that could help us become a modern industrial nation. That is why I had no problem with sharing it with other Japanese companies, even my biggest competitors.

Costs do not exist to be calculated. Costs exist to be reduced.

If you are going to do TPS you must do it all the way. You also need to change the way you think. You need to change how you look at things.

The key to the Toyota Way and what makes Toyota stand out is not any of the individual elements…But what is important is having all the elements together as a system. It must be practiced every day in a very consistent manner, not in spurts.

The more inventory a company has, the less likely they will have what they need.

Ask 'why' five times about every matter.