Every ton of coal we extract carries the weight of our commitment to sustainability.

At twenty-one, I was a divorced single mother. At thirty, I was struggling to feed my children. At forty, I was starting over in a new country. At fifty, I was rebuilding my career. At sixty, I walked the runway at Fashion Week. Life begins at every age—if you dare to make a plan.

Success is not final, failure is not fatal: it is the courage to continue that counts.

故事不是用情节包装的信息，而是可能包含信息的剧情。

"The truth is rarely pure and never simple."

志村簇的研究证明了数学的统一性。