She paused for a moment, then said, "The Confucian Sect speaks of the innate nature, and also of the nature of temperament. The innate nature is the root before any defilement; the nature of temperament is the tendency formed after one is influenced by the postnatal environment, the mixed taint of Spiritual Energy, and the feeding of Cultivators. Cloud Material is the same. A newborn white cloud may be nothing more than a pure cloud fetus; if it is nourished by thunder energy over a long time, thunder attribute will slowly arise; if it is smoked day after day by the fumes of a Pill Furnace, it may transform into medicinal smoke cloud, Danxia cloud; if long trapped in lands of Yin and Evil Qi, it will become turbid cloud, evil cloud."
Ning Zhuo's heart stirred slightly, and he said in a low voice, "So nature is not immutable?"
