A clear mission gives direction and purpose to every action.
In every story, there is a hidden truth waiting to be discovered.
Mathematics is the foundation upon which the edifice of science is built.
气候变化是全球森林面临的最大威胁，但也是我们创新的最大机会。
领导力关乎愿景，但也关乎倾听和适应的意愿。