Yoga Phrases is a phrase coined by Ms. Zhang Huilan, the famous mother of contemporary Chinese yoga, to describe the specific mandala meditation taught in Huilan Yoga. 5,000 years ago, yogis have been practicing yoga voice meditation. Yoga voice meditation is also called Mantra meditation. "Mantra" means a special set of sounds that can lead people's minds away from all kinds of worldly thoughts, worries, desires, spiritual burdens, etc. Yoga voice meditation is an example of yoga in which the object(s) of attention remain the same throughout the different stages of meditation.