General Rules of Life

If you open it, close it
If you turn it on, turn it off
If you unlock it, lock it up
If you break it, admit it
If you can't fix it, call in someone who can
If it belongs to someone else and you want to barrow it, get permission
If you value it, take care of it
If you make a mess, clean it up
If you move it, put it back
If you barrow it, return it
If you don't know how to operate it, leave it alone
If it is none of your business, don't ask questions
If it aint broke, don't fix it
If it will brighten someone's day, say it, if it won't don't
If you aren't hurt, don't cry