I think track records are very important. If you start trying to have a perfect one in a simple thing like honesty, you're well on your way to success in this world.

In the realm of theoretical physics, every discovery opens up new questions and challenges.

信仰与看不见的事物有关，希望与不在手边的事物有关。

The wound is the place where light enters you.

"The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all."