我们都是自己的幽灵，游荡在自己的生命里。
We are all ghosts of ourselves, haunting our own lives.
At the close of our studies， we knew all the past of physics， but nothing of the present and the future.
反过来，始终反过来：把情况或问题颠倒过来，从反面看。
The best businesses are those that solve real problems for real people.
The art world is full of bullshit, but so is every other world.
你必须放下过去的自己，才能成为未来的自己。
Creativity in science is as important as technical skill.
