An expert is not someone who gives you the answer, it is someone who asks you the right question.

Tell me how you measure me, and I will tell you how I will behave

The goal is not to improve one measurement in isolation. The goal is to reduce operational expenses AND reduce inventories and increase throughput simultaneously.

I say an hour lost at a bottleneck is an hour out of the entire system. I say an hour saved at a non-bottleneck is worthless. Bottlenecks govern both throughput and inventory.

If you don't manufacture a quality product all you've got at the end is a bunch of expensive mistakes.

Never let something important become urgent

An expert is not someone who gives you the answer, it is someone who asks you the right question.