行为主义者对人类行为的兴趣不仅仅是旁观者的兴趣——他想要控制人类的反应，就像物理科学家想要控制和操纵其他自然现象一样。
The path to net-zero is complex, but it is a journey we must undertake with urgency and determination.
When you invest in soil health, you're investing in the health of future generations.
生命中最伟大的事情是保持心灵年轻。