The Secret of the Golden Flower (Chinese Alchemy) --- Hui Ming Ching (Book of Consciousness and Life)
Four Stages of meditation, from The Secret of the Golden Flower (Chinese: 太乙金華宗旨; pinyin: Tàiyǐ Jīnhuá Zōngzhǐ), a Chinese Taoist classic about neidan (inner alchemy) meditation. Stage 1: Gathering the light. Stage 2: Origin of a new being in the place of power. Stage 3: Separation of the spirit-body for independent existence. Stage 4: The centre in the midst of the conditions.