In one of the stars I shall be living。 In one of them I shall be laughing。 And so it will be as if all the stars were laughing， when you look at the sky at night… You – only you – will have stars that can laugh.

The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.

The power of abstraction allows us to see the common threads that run through seemingly disparate problems.

民主的力量在于尊重差异和多样性。

能源的未来在于可持续性和创新。

The past is a different country, they do things differently there.