《北史·列传·卷三十一》
铨选人才，授予官职时，即使人选合适，也必定犹豫很长时间，然后才下笔批示。下笔时便说 ：这人便因此获得富贵了。 
至于铨授，假令得人，必徘徊久之，然后下笔，下笔即云： 此人便以贵矣。 
When selecting talent and granting official posts, even when the candidates were suitable, he would definitely hesitate for a long time before signing and writing the approval. When he signed and wrote, he would say: this person will attain wealth and honor because of this.