"Confucianism says: the way of learning is changing temperament, and temperament is a real thing, not an empty theory. In other words, with high knowledge, physiology will change step by step. It is impossible to deceive yourself. "

"But strictly speaking, it only belongs to the kung fu of" nourishing qi "and" nourishing heart ". The gas changes, but the quality remains the same. The so-called qualitative change must be the change of joint physiological function. If we only achieve the above-mentioned realm of "cultivating mental leisure" from the cultivation of mind, then the so-called "changing temperament" is only a famous saying in concept, not a practical effort. "

"Seeing the same place is inseparable. When you see this place, your mind will have to change. "