To hold to your word whatever the consequences would be about the strongest basis for the practice of Tantra. I would also say that making a practice of keeping your word in this way would change your life significantly – the fabric of your existence would become Tantra; you would actually start to live that!
p193, Wearing the Body of Visions, Ngakpa Chögyam, Aro Books, 1995, ISBN 1-898185-03-4