Let's Be Careful Out There!
All points bulletin: Today is April Fools' Day.
Beware of prank-playing students and ordinarily-hurmorless school administrators and other co-workers.
Get more about All Fools' Day here and the "top 100 April Fools' hoaxes" over there.
And remember, if you pull a prank, "the law of unintended consequences" can and will apply.
You've been warned.