大般涅槃經義記 6.52

6.52

Next, it skips ahead to extensively explain the third, causes and conditions: "Furthermore, the bodhisattva both sees and knows" summarizes and introduces it. Below, it distinguishes them: practicing evil and falling into wretched realms is coarse, apparent, and easy to understand; observing it clearly is therefore called seeing. Cultivating the good and attaining liberation is subtle, hidden, and difficult to recognize; contemplation and illumination being difficult to clarify, it is therefore not called seeing, but spoken of as knowing.