I think that people here expect miracles. American management thinks that they can just copy from Japan - but they don't know what to copy!
The problem is that most courses teach what is wrong.
People are entitled to joy in work.
Lack of knowledge - that is the problem.
The job can't be finished only improved to please the customer.
I should estimate that in my experience most troubles and most possibilities for improvement add up to the proportions something like this: 94% belongs to the system responsibility of management 6% special