金光明經文句 1.20

1.20

"The sphere of practice of all Buddhas" directly demonstrates that the Buddha's wisdom is immeasurable and profound. Because the Buddha's wisdom is immeasurable and profound, his sphere of practice is also immeasurable and profound; because his sphere of practice is immeasurable and profound, the Buddha's wisdom is also immeasurable and profound. Pointing to the box to reveal the lid, pointing to the lid to reveal the box—this is precisely what is here.