石油的真正成本不仅仅是每桶的价格,还包括环境和社会影响。
If my future were determined just by my performance on a standardized test, I wouldn't be here. I guarantee you that.
If you go back a few hundred years, what we take for granted today would seem like magic—being able to talk to people over long distances, to transmit images, flying, accessing vast amounts of data like an oracle. These are all things that would have been considered magic a few hundred years ago.
"The task of the writer is to make the invisible visible."
杀死一个幽灵比杀死一个现实要困难得多。
我认为人们相信天堂是因为他们不喜欢死亡的想法,因为他们想继续活着,他们不喜欢别人会搬进他们的房子并把他们的东西扔进垃圾堆的想法。
任何认真从事任何科学工作的人都会意识到,在科学殿堂的大门上方写着这样的文字:你必须有信仰。