1. Quality is free, but only to those who are willing to pay heavily for it.
Lister, DeMarco
2. Quality is never an accident; it is always the result of intelligent effort.
John Ruskin
3. Software never was perfect and won't get perfect. But is that a license to create garbage? The missing ingredient is our reluctance to quantify quality.
Boris Beizer
4. It’s more about good enough than it is about right or wrong.
James Bach