It's Not About Protecting Systems, It's About Protecting Productivity
An article focused on UNIX but applicable to everyone. Don't lose sight of the goals. Security has a reason to exist, it does not exist for its own sake. Too often IT professionals lose sight of the goal and begin to implement security at any cost, even at the cost of stopping productivity and being the equivalent of a denial of service attack on their own organization.
Great quote from the article: A waterproof safe dropped into the deepest part of the ocean is not as 'secure' as it is useless