首楞嚴義疏注經 6.463

6.463

First, the analogy shows that great falsehood merely becomes the root of suffering. Next, the analogy shows that seeking the Path will ultimately never succeed, just as a person biting his own navel can never reach it. The Chunqiu Zuo Zhuan says: 'If you do not plan early, later you, my lord, will bite your navel [in vain regret].'