为了成功，你必须愿意失败。

定理当然是数学的永久财富。

You don't become a great band by playing it safe.

The essence of computational complexity is to understand the limits of what can be computed efficiently.

骑着马迎风而行，看人生的起伏变化；高声歌唱书写风景，笑看天地的荒凉与衰老。