肇論新疏 2.57

2.57

是以般若可虛而照（心），真諦可亡而知（境），萬動可即而靜（境），聖應可無而為（心）。

Therefore, prajñā can be empty yet illuminate [mind]; ultimate truth can be extinguished yet known [object]; the myriad movements can be approached yet still [object]; and the sagely response can be non-acting yet acting [mind].