That nothing is static or fixed, that all is fleeting and impermanent, is the first mark of existence. It is the ordinary state of affairs. Everything is in process. Everything - every tree, every blade of grass, all the animals, insects, human beings, buildings, the animate and the inanimate - is always changing, moment to moment.
Comfortable with Uncertainty: 108 Teachings on Cultivating Fearlessness and Compassion (ed. Shambhala Publications, 2008) - ISBN: 9781590306260