一个人需要相当的知识才能意识到自己的无知程度。
It takes considerable knowledge just to realize the extent of your own ignorance.
译文:厚重的钱财和甜美的语言,是人应当畏惧警惕的东西。
The concept of legal obligation is central to the understanding of law.
"The power of words is that they can change the world."