The past is always with us, shaping our present and our future.

可持续性不是一种选择，而是我们对下一代的责任。

重要的东西用眼睛是看不到的……就好比花一样。假如你喜欢某个行星上的一朵花，在夜晚仰望星空的时候心情就会很愉快，感觉所有的行星都开满了花。

A mathematician's work is never truly finished; there is always more to explore.

I must confess that I never could see any beauty in her. Her face is too thin; her complexion has no brilliancy; and her features are not at all handsome. Her nose wants character; there is nothing marked in its lines. Her teeth are tolerable, but not out of the common way; and as for her eyes, which have sometimes been called so fine, I could never see anything extraordinary in them.

The world is a story without an ending.

时间会对所有交易造成负面影响，有时甚至产生致命影响。一般情况下，等待的时间越久，意料之外的事情就越多。特别是在艰难的谈判中，要让所有人都在谈判桌上协商足够长的时间，以此达成协议。