As the Central Friends (middle school age group) of North Pacific Yearly Meeting gathered to open their 2014 annual session, they began to formulate what they refer to as a code of conduct.
It was written on paper pulled from a recycle or trash bin and torn into scraps, each with an imperative sentence attributed to a different superhero from comics and popular culture. The scraps were taped to a human form, half-kneeling, made of clear plastic packing tape which had also been salvaged from a disposal bin. The sculpture was winged.
Know when to speak and when to listen.
I doubt if the Discipline Committee of any yearly meeting could do as well with a set of advices. Certainly not as clearly and briefly.