学古人者，必先求其意，而后求其辞。
学习古人的文章，必须先理解其思想内涵，然后再学习其文辞表达。
The most radical art is often the most subtle.
The most dangerous phrase in manufacturing is 'we've always done it this way'.
译文：弱者容易得到同情，强者反而招人怨恨。