出自先秦《荀子·强国》。一个人知道爱惜生命、安于快乐而抛弃礼义，那就好比想长寿而自刎其颈一样。此以比喻来说明坚守礼仪对于“贵生乐安”的重要性，强调治国安邦不可缺失礼义的意义。

I'm not a politician, I'm an artist. And I think the artist's role is to be a mirror to society.

The elegance of a mathematical proof is akin to the beauty of a well-crafted algorithm.

最好的诗歌是那些为读者留有进入空间的作品。

We are healed of a suffering only by experiencing it to the full.

The good life is one inspired by love and guided by knowledge.