"Actually, calligraphy is a kind of exercise that fluctuates between fast and slow, relaxed and tense, light and heavy, lifting and pressing. When you wield the brush, you must direct your qi to have a good effect.
「書法其實就是一種快慢緩急、輕重提按的運動，運筆時要運氣才能使力，與太極拳、外丹功、香功等講求運氣導引，有異曲同工之妙。」