William Ury: The walk from "no" to "yes" | Video on TED.com
You have got to watch this. Then read the Master's first talk in Paris Talks. Same prescription. Same message since Abraham.
written format: http://reference.bahai.org/en/t/ab/PT/pt-1.html
spoken format: http://librivox.org/talks-by-abdul-baha-given-in-paris-by-abdu%E2%80%99l-baha-%E2%80%98abbas/