中国的崛起代表了自成立以来对自由国际秩序的最重大挑战。
A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.
"Hope is a verb with its sleeves rolled up."
每一场演出对我来说都是新的挑战。
永远不要让任何人掩盖你的光芒。