Labor economics is fundamentally about understanding people’s choices and constraints.
劳动经济学从根本上讲是理解人们的选择和约束。
I always like to look on the optimistic side of life, but I am realistic enough to know life is a complex matter.
Believe you can and you're halfway there.
君子的学习,一定要喜欢提问。提问和学习是相辅相成的。不学习就无法产生疑问,不提问就无法扩展知识。
希格斯玻色子的发现是人类精神和合作力量的胜利。
创新是企业发展的永恒动力,只有不断创新才能在激烈的市场竞争中立于不败之地。