Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution.
想像力比知识更重要。因为知识是有限的，而想像力是无限,它包含了一切,推动着进步,是人类进化的源泉。
不自重自爱便自取其辱，没有畏惧心的人招致灾祸；不自我满足的人受到裨益，不自以为是的人见多识广。
美国梦是由美国能源驱动的。
Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.