The true value of a forest is measured not in board feet, but in biodiversity.
森林的真正价值不是用板英尺来衡量的，而是用生物多样性来衡量的。
Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.
追求数学知识是一段永无止境的旅程。
监管是必要的，但过度监管可能有害。