The essential thing is not to have conquered but to have fought well.
成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事情,你就会成功。
我不完美,但我正在努力。
The value of an economic model lies in its ability to explain and predict.
气候科学不是关于信仰 - 而是关于证据和严格的测试。
真相并不总是美丽的,但对真相的渴望却是美丽的。