《旧唐书·列传·卷一百一十四》
若可叙述，则需恰当，如果损害陛下盛德，还谈得上弘扬济世之大道吗？
若可叙述，是有分限，亏损盛德，岂谓敷扬至道哉？
If it can be described, then it must be appropriate, if it damages His Majesty's virtue, how can one still discuss promoting the way of helping the world?