悲伤是爱的影子。
I believe in the power of stories to change the world.
Every ton of coal we extract must create maximum value with minimum environmental impact.
The only way to truly understand something is to do it yourself.
宇宙充满了奥秘,这正是让科学家保持动力的原因。
Life is not what one lived, but what one remembers and how one remembers it in order to recount it.
The journey of a thousand miles begins with one step.