Not causing harm requires staying awake. Part of being awake is slowing down enough to notice what we say and do. The more we witness our emotional chain reactions and understand how they work, the easier it is to refrain. It becomes a way of life to stay awake, slow down, and notice.
When Things Fall Apart: Heart Advice for Difficult Times (ed. Shambhala Publications, 2000) - ISBN: 9780834821002