Which poem of Zhou Dunyi about lotus shows his noble character? Just a word.

Out of the mud but not stained, Zhuo Qing Lotus has no demon "wrote the precious spirit of lotus in the mud, but it is spotless, not following the secular, self-loving and naive, naturally without flattery, followed by" straight outside, straight inside, not sloppy ",and wrote its noble qualities of being connected inside and outside, straight inside and outside, consistent inside and outside, and not involved in clinging;