The coal industry is the backbone of America.
煤炭工業(yè)是美國的支柱。
世界是一個故事，我們都是其中的角色。
The notion of truth is not definable in any formal system that is strong enough to include arithmetic.
The only way to do great work is to love what you do.
世界擁有技術(shù) - 無論是現(xiàn)有的還是研究中的 - 可以在可持續(xù)的基礎(chǔ)上養(yǎng)活100億人口。
The essence of science is not in the knowing but in the seeking.
"In real estate, you make your money when you buy, not when you sell."
Wise men talk because they have something to say; fools, because they have to say something.