最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
能源的真实成本必须同时考虑其生产和遗留影响。
Time is what keeps everything from happening at once.
没有正确应用的智慧，最先进的农业技术也毫无用处。
Civilization will perish without forests.
You can’t change the people around you, but you can change the people you choose to be around.
如果你愿意，可以错误地思考，但在任何情况下都要为自己思考。
恐惧不是敌人。拒绝面对它才是摧毁我们的东西。
不要让恐惧阻止你追求梦想。
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.