"the only way to build great software is to make things as easy as possible for your users"
http://www.codinghorror.com/blog/archives/000373.html
interesting article, with numerous linked articles that are thought-provoking/inspiring/humbling:
http://www.codinghorror.com/blog/archives/000237.html
http://blogoscoped.com/archive/2005-08-24-n14.html
and especially http://www.codinghorror.com/blog/archives/000051.html