If the yung chuan (bubbling well) has not root and the waist has not commander, studying hard till death will be of not help

Si el yung chuan (pozo burbujeante) no enraíza y la cintura no tiene comandante, estudiar duro hasta que morir no será de ayuda

Benjamin Pang Jeng Lo, Martin Inn, Susan Foe, Robert Amacker
The Essence of T'ai Chi Ch'uan: The Literary Tradition