听到了却没有亲眼见到，即使听得再多，也必有谬误；亲眼见到了却不能理解，即使记得再多，也必有错误；知道了却不去实际践行，就是知识再多，也必然困惑。

语言不仅仅是交流的工具；它是通往灵魂的桥梁。

The personal example of a teacher is the most useful sunshine that nothing can replace for the soul of young people.

You cannot make yourself feel something you do not feel, but you can make yourself do right in spite of your feelings.

用秤称一称，才能知道轻重；用尺量一量，才能知道长短。