采矿技术的创新不是一种选择,而是我们对工人和环境应尽的义务。
插画不应该只是装饰文本;它们应该扩展文本。
你拥有的最强武器是你的头脑。好好训练它。
如果农民不信任,最先进的技术也毫无用处。
La libertad es un hábito que se adquiere ejerciéndola.
If you want to see what this nation is all about, you have to ride the rails. Look outside as you speed through, and you’ll find the true face of America.
The most important thing is to keep thinking, keep questioning.