《资治通鉴·后周纪·后周纪五》
然而使用刑法过于严厉，百官群臣奉职办事稍有做得不好的，往往处以极刑，即使平素再有才干名望，也没有一点宽容，不久自己也觉后悔，最后几年逐渐放宽。
然用法太严，群臣职事小有不举，往往置之极刑，虽素有才干声名，无所开宥，寻亦悔之，末年浸宽。
However, the use of刑法 was too severe. If the officials and ministers did not do well in their duties, they would often be subject to severe punishment. Even if they were talented and renowned, they would not be lenient. Soon, he also regretted it himself, and gradually relaxed in the last few years.