每一棵种植的树都是治愈地球的一步，但真正的改变需要系统性行动。
Every tree planted is a step toward healing the planet, but real change requires systemic action.
The only way to avoid being miserable is not to have enough leisure to wonder whether you are happy or not.
We keep moving forward - opening up new doors and doing new things - because we're curious.
最好的解决方案往往来自倾听那些每天在水上工作的人。
I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.
Small, deliberate actions practiced consistently can lead to big changes in happiness levels.