最好的肥料是农民的影子，没有什么能取代在田间的存在和关注。
中国经济是一个独特的案例，政府与市场的互动方式挑战了传统的经济理论。
You don’t have to have it all figured out to move forward. Just take the next step.
O verdadeiro escritor é aquele que consegue tocar a alma do leitor com suas palavras.
关心是某事物确实重要的状态。
最好的技术是能解决实际问题的技术。
Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.
"Silence is not the absence of something, but the presence of everything."