大乘起信論義記別記 1.12

1.12

Ninth, the aspect of tathatā is explained in terms of the fundamental meaning; therefore the text states: “All sentient beings originally abide constantly and enter into nirvāṇa.” The meaning of initial enlightenment is explained solely in terms of that which is produced through practice, because initial enlightenment takes what was originally absent and now exists as its meaning. The meaning of original enlightenment is explained in terms of what is originally possessed in relation to what is produced through practice, because original enlightenment is spoken of in contrast to initial enlightenment, as should be known according to the text. “The characteristic of the purity of wisdom” and so forth are explained in terms of what is produced through practice in relation to what is originally possessed; therefore the text states: “Original enlightenment, conforming to defilement, produces two characteristics.”