马跑不起来都是因为太瘦;人不能扬眉吐气就是因为贫穷。
奥林匹克运动会是为了世界,所有国家都必须被接纳参加。
世界是一个舞台,每个人都是演员。
Coal companies must fulfill their social responsibilities while pursuing economic benefits.
Facts do not speak for themselves. They speak for or against competing theories. Facts divorced from theories or visions are mere isolated curiosities.