The great and chief end, therefore, of men's uniting into commonwealths and putting themselves under government is the preservation of their property.
城市部落被高估了。
力量不是来自胜利。当你经历困难并决定不屈服时,那就是力量。
如果经济学家能够使自己被认为是谦逊的,能干的,与牙医水平相当的人,这是好的。
成功不是终点,失败也不是致命的:重要的是继续前进的勇气。
Innovation in mining isn't just about technology—it's about changing mindsets.
学习数学的唯一方法就是做数学。