Don't expect smart people to listen to you without proof.

Don't expect smart people to listen to you without proof.

It is important that an aim never be defined in terms of activity or methods. It must always relate directly to how life is better for everyone. . . . The aim of the system must be clear to everyone in the system. The aim must include plans for the future. The aim is a value judgment.

The greatest losses are unknown and unknowable.

One cannot be successful on visible figures alone ... the most important figures that one needs for management are unknown or unknowable, but successful management must nevertheless take account of them.

Quality is made in the board room. A worker can deliver lower quality, but she cannot deliver quality better than the system allow.

You have to manage a system. The system doesn't manage itself.