Improvement efforts should focus on systems, processes, and methods, not on individual workers. Those efforts that focus on improving the attentiveness, carefulness, speed, etc., of individual workers — without changing the systems, processes, and methods — constitute a low-yield strategy with negligible short-term results

Peter Scholtes

Human resources are like natuaral resources: 'They are buried deep. You have to go looking for them, they are not lying around at the surface. You often have to create circumstances where they show themselves.

Ken Robson