市场竞争能够促进资源的有效配置。
释义:如果一个人未经努力就想获得报酬,最终可能会遭受不幸和失败。
在气候变化问题上,大气层并不关心政治边界。
"Sometimes the hardest thing and the right thing are the same."
The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.