If you expect to evolve spiritually, you must exert yourself. If you expect miracle to strike simply because you willed it, it’s not likely to happen. You must cultivate the terra firma of your soul so it flowers fruits. You must cleanse the vessel that carries the messages of wisdom and compassion. You must polish the instrument that ignites and channels the transcendental. According to the Shurangama Sutra, a Mahayana Buddhist text that is revered for its teachings on meditation a long and powerful Buddhist mantra, here are four ways to dig deep into the soil of your soul, to bath your messenger, and to make your physical instrument for practice shine.