At every geek company that I’ve worked for, most people send out a good-bye email to their team when they’re moving on.  Today, one of my colleagues from my previous team posted a going-away mail from someone else who’d been on that team since the dawn of time.  He included lessons from a long career at Microsoft.  I have to admit that this is my favorite lesson:

6. At some point, you will have to resolve a bug by saying, “If the user does something that dumb, they get what they deserve.”

There are nine other pieces of wisdom on that list, so you should go check it out.  #7 on that list is one of the absolute rules of the universe, second only to gravity.