I believe in the power of perseverance.
我相信毅力的力量。
数学家是模式的创造者,就像画家或诗人一样。
幸福不仅仅是悲伤的缺席;它是意义的在场。
The streets were dark with something more than night.
The problem of quality management is not what people don't know about it. The problem is what they think they do know.