The coal industry must evolve to meet modern environmental standards, or it will become obsolete.
预测未来的最好方法就是创造未来。
我坚信统治阶级的哲学,尤其是我统治的时候。
心灵是一个不断进化的过程。
好的设计是解决问题,而不仅仅是让事物看起来好看。
The true cost of food isn't just what you pay at the store—it's what the planet pays over time.