Quotes from Shigeo Shingo

Improvement usually means doing something we have never done before.

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

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.

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.

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