It is always cheaper to do the job right the first time.
Quality is such an attractive banner that sometimes we think we can get away with just waving it, without doing the hard work necessary to achieve it.
When in doubt, delete it.
Quality means conformance to requirements, not elegance.
When you're out of quality, you're out of business.
If anything is certain, it is that change is certain. The world we are planning for today will not exist in this form tomorrow.