The true discovery of America is before us. The true fulfillment of our spirit, of our people, of our mighty and immortal land, is yet to come.
The key to sustainable growth is balancing short-term gains with long-term vision.
可持续发展不再是可选项,而是任何负责任的采矿业务的必要条件。
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.