能源效率是我们减少排放过程中默默无闻的英雄。
The writer’s gift is the ability to see what others overlook.
这是考验人们灵魂的时刻。
竞争均衡解决方案的存在与规范经济学或福利经济学之间的关系也许同样重要。
"I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit."