The war on coal is a war on the American worker.
女性属于科学的各个领域，她们的贡献是无价的。
No man is fit to hold office who isn't perfectly willing to leave it at any time...
Development economics is ultimately about improving people's lives.
每一个挑战都是学习和成长的机会。
我是那种会让你想去教堂的人。
Economic progress, in capitalist society, means turmoil.
Mental processes exist because they have served life's continuance.