Checkout this post at Library Garden for an interview with Eric Reiss:
http://librarygarden.blogspot.com/2006/06/dogmas-are-meant-to-be-broken.html
1. Anything that exists only to satisfy the internal politics of the site owner must be eliminated.
2. Anything that exists only to satisfy the ego of the designer must be eliminated.
3. Anything that is irrelevant within the context of the page must be eliminated.