The mining industry is cyclical, but great companies are built by those who can navigate the downturns as well as the booms.
解决数学问题的喜悦是无与伦比的;这是纯粹的智力胜利的时刻。
人は誰でも、一度は自分を見失うことがある。大切なのは、そこからどう立ち直るかだ。