对变革的恐惧会扼杀进步，而理解变革能引导进步。
The joy of mathematics comes from the act of creation, not just the result.
The reason that the invisible hand often seems invisible is that it is often not there.
我不会等待完美的时刻，我会让每一刻都完美。
元素是自然的字母表，而我们正在学习阅读。
可持续性不是一种选择，而是能源未来的必然要求。
最好的肥料？是农民田间的足迹。
Art is a matter of life and death. This could be my last message.