Quality management is needed because nothing is simple anymore, if indeed it ever was.
When in doubt, delete it.
You are going to be measured anyway by some means, fair or foul. Usually the one doing the measuring has nothing specific in mind; so he does it by the seat of his pants. Careers are destroyed in this manner.
If we deliver on time, but the product has defects, we have not delivered on time.
Selecting the right person for the right job is the largest part of coaching.
Quality is the result of a carefully constructed cultural environment. It has to be the fabric of the organization, not part of the fabric.