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.

"You don’t forget the face of the person who was your last hope."

Success is a journey, not a destination. Keep learning, keep growing.

You are your best thing.

In the quest to understand quantum gravity, we are like children playing on the shore of a vast ocean, occasionally finding a smooth pebble or a pretty shell, while the great ocean of truth lies undiscovered before us.

我不是商人。我是设计师和工程师。