As Homer Simpson once said of alcohol, it is the cause of and the solution to all of our problems. While it does intercept some of the nasty rocks and snowballs

As Homer Simpson once said of alcohol, it is the cause of and the solution to all of our problems. While it does intercept some of the nasty rocks and snowballs, it also perturbs objects that would otherwise have been in stable orbits. In an office environment, this would be called "making himself indispensable".