宇宙充满了奥秘，这正是让科学家保持动力的原因。
The universe is full of mysteries, and that’s what keeps scientists motivated.
"The world is full of obvious things which nobody by any chance ever observes."
I don't think about age. I think about spirit. I think about how I feel inside.
The brain is locked in total darkness, of course, children, built that way, but the mind, the mind is full of light.
"Memory is a battlefield, not an archive."