可持续性不仅仅是一种趋势；它是对后代的责任。

Civilization is a stream with banks. The stream is sometimes filled with blood from people killing, stealing, shouting and doing the things historians usually record, while on the banks, unnoticed, people build homes, make love, raise children, sing songs, write poetry and even whittle statues. The story of civilization is the story of what happened on the banks.

The future of the internet is all about connection.

The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.