The challenge of modern physics is not just to understand the universe, but to understand our place within it.
这不是结束,甚至这也并非结束的序幕已然到来,但或许,这是序幕已经结束!
In uncertain times, flexibility is more important than long-term planning.
The world is full of people who have never, since childhood, met an open doorway with an open heart.