《贞观政要·卷十·论灾祥》
我又有什么值得骄傲自满的呢？每每想到这些，不觉胆战心惊，我是怕重蹈前人的覆辙。 
言念于此，不觉惕焉震惧！ 
What else can I be proud of? Whenever I think of these, I feel panic-stricken. I am afraid of following the mistakes of my predecessors.