There's a happy median. Don't throw darts at employees who don't engage in dart throwing. Don't be excessively loud. Don't drum on other people's desks. On th

There's a happy median. Don't throw darts at employees who don't engage in dart throwing. Don't be excessively loud. Don't drum on other people's desks. On the flipside: don't get angry when people aren't enforcing library rules around you. Use headphones as a signal that you don't wish to be disturbed (and to block out noise, obviously.) Et cetera.