Acknowledging what you don't know is the dawning of wisdom.
The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
释义：不必在是非对错上争执不休，也不必在彼此之间计较长短。世间的事情本来就存在许多缺陷，人的身体也难以避免无常的变化。
传统与创新不是对立的——它们是进步的伙伴。
Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.
It is justice, not charity, that is wanting in the world.