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。
追随你的热情，成功就会追随你。
The beauty of physics lies in its ability to explain the complex with the simple.
We are lonesome animals. We spend all our life trying to be less lonesome. One of our ancient methods is to tell a story begging the listener to say — and to feel — 'Yes, that's the way it is, or at least that's the way I feel it.'