Economic theory provides the tools, but real-world testing refines them.
经济理论提供工具，但现实世界的测试会完善它们。
Data without insight is just noise.
The only way to do great work is to love what you do.
即使世界给我带来痛苦，我也要以歌声回应。
The energy sector must lead by example in the fight against climate change.
当一件艺术品无法增减而不损害它时，它就是完整的。