You can learn more from failure than success. In failure you're forced to find out what part did not work. But in success you can believe everything you did was great, when in fact some parts may not have worked at all. Failure forces you to face reality.

Improving your process won't move you from good to great design. It'll move you from bad to average.

Einstein repeatedly argued that there must be simplified explanations of nature, because God is not capricious or arbitrary. No such faith comforts the software engineer.

Nine people can't make a baby in a month.

A design style is defined by a set of microdecisions. A clear style reflects a consistent set. A clear style may not be a good style; a muddled one never is.

A basic principle of data processing teaches the folly of trying to maintain independent files in synchonism.

I am more convinced than ever. Conceptual integrity is central to product quality.