《魏书·列传·卷三十六》
高允因此说： 臣少时微贱，所了解的只有田耕之事，请让臣说一说农事。
允因言曰： 臣少也贱，所知唯田，请言农事。
Gao Yun therefore said: “When I was young and of low status, I only understood farming, please let me speak about agricultural matters.