註華嚴經題法界觀門頌 1.174

1.174

且恁者，不盡之辭也。駑駘者，蹇人鈍馬也。喻上智通明大經玄奧，又悟祖域幽宗，罕遇知音，不能傳授，故且混俗佯癡佯鈍，說甚麼如鷹似鶻之俊，到此一筆句下。清涼云：「調高格寡，唱極應希。」難得其人也。

"Just let it be" is an expression indicating inexhaustibility. A "jade" refers to a lame man and a dull horse. It illustrates that those of superior wisdom, having penetrated the profound mysteries of the Great Scripture and awakened to the dark lineage of the patriarchs' realm, rarely meet anyone who understands them and cannot transmit it; therefore, they mingle with the world, feigning stupidity and dullness. What is the use of speaking of the swiftness of an eagle or a falcon? At this point, it is settled with a single stroke. Qingliang said: "When the tune is high, few can follow; when the singing reaches the ultimate, responses are rare." It is difficult to find such a person.