The truth is rarely pure and never simple.
真相很少是纯粹的,也从不简单。
we can go back to the cave if you like.
物理理论的美在于它能够统一看似无关的现象。
Don't cry, I'm sorry, you must understand, I am sorry to deceive you so much, but this is life.
每一个挑战都是学习和成长的机会。
The truth is rarely pure and never simple.
Black is a color of light, not of darkness.