“Users are a double-edged sword. They can help you improve your language, but they can also deter you from improving. So choose your users carefully, and be slow to grow their number. Having users is like optimization: the wise course is to delay it.”
“To build a software that your users understand, capture the language of that users in a class diagram.”
“The price for using dark magic is death, so that goes a long way toward deterring users.”
“Validating Your User-Submitted Settings”
“If you work closely with your users, sharing their expectations and communicating what you're doing, then there will be few surprises when the project gets delivered. This is a BAD THING. Try to surprise your users. Not scare them, mind you, but /delight/ them.”
“Periodization isn't magic--you can't out-periodize your genetics, drug users, or stupidity.”