Meeting Specifications Is Not Enough.

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

You Have To Manage A System. The System Doesn't Manage Itself.

...the Most Important Things We Need To Manage Can't Be Measured.

The Only Useful Function Of A Statistician Is To Make Predictions, And Thus To Provide A Basis For Action.

In God We Trust; All Others Bring Data.