From birth, man carries the weight of gravity on his shoulders. He is bolted to earth. But man has only to sink beneath the surface and he is free.
从出生起，人类就肩负着重力的重担。他被固定在地球上。但人类只需沉入水面之下，就能获得自由。
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
I was so much older then, I’m younger than that now.
写作是理解世界的一种方式。
科学突破往往来自意外的发现——保持好奇心。
过去是一个无处不在的阴影。