《宋史·列传·卷二百三十三》
开禧改元，进士毛自知在朝廷奏对，说应乘机收复中原，韩侂胄很高兴。
开禧改元，进士毛自知廷对，言当乘机以定中原，侂胄大悦。
When the reign name was changed to Kai Xi, Mao Zhizhi, a jinshi, stated in his conversation with the court that they should take the opportunity to recover the Central Plains, which pleased Han Tuozhou.