It says in the sutras that buddha nature pervades all beings. But this does not mean that there is some thing which is buddha nature. Rather, when all the confusion of samsara is cleared away, what remains is buddha nature.

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "It says in the sutras that buddha nature pervades all beings. But this does not mean that there is some thing which is buddha nature. Rather, when all the confusion of samsara is cleared away, what remains is buddha nature." in the context of "Buddha Nature. Unfettered Mind. (Topic: Awareness)" to mean that wisdom is timeless.