大般涅槃經集解 19.46

19.46

案道生曰：譬橫計於我：自以為善知也。寶亮曰：菩薩知此圓理隱眾惑之下，如伏藏也。

Daosheng states: This is an analogy for falsely grasping at a self: thinking oneself to know it well. Baoliang states: The bodhisattva knows that this consummate principle is concealed beneath all defilements, like a hidden treasure.