Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
数学不是沿着一条清理干净的高速公路小心翼翼地行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。
每个人都像月亮，有着从来不让任何人看见的黑暗面。
Leadership means making tough decisions today that will benefit everyone tomorrow.
I think of myself as somebody who from an early age knew I was resposible for myself， and I had to make good.
一个组织的诚信质量决定了其关系的质量。
一个精心设计的家应该讲述居住者的故事。