经济理论提供工具，但现实世界的测试会完善它们。
Economic theory provides the tools, but real-world testing refines them.
"The truth is rarely pure and never simple."
I'm not a rapper, I'm a Tony winner.
The only way forward is together.
We must listen to the science and act decisively to preserve marine biodiversity.
The person who is slowest in making a promise is the most faithful in performance of it.
可持续发展不是选择，而是对后代的责任。
"The beauty of cinema lies in its ability to make us feel less alone."
The future belongs to those who plant trees today.
In the heart of the desert, I found the ocean of my soul.