The sun must set to rise.
太阳必须落下才能升起。
The strength of a building is not just in its materials, but in the spirit of the people who use it.
Do what you can, with what you have, where you are.
悲剧的艺术来自古希腊。西元前五世纪，这是一个专属于描绘人类失败过程的艺术，同时也加入某种程度的同情。在现代生活并不常给于同情时，几年前我思考着这件事，我去见“周日运动期刊”，如果你还不认识这个小报，我建议你也别去读。
我不在乎过去，我在乎未来。
数学的快乐来自于复杂事物变得简单的清晰时刻。
"To live is the rarest thing in the world. Most people exist, that is all."
教育的根是苦的，但其果实是甜的。
Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.