在了解物理力、它们的规律及相互关系之后,接下来是它们起源的问题。
唯一真正的错误是我们从中什么也没学到的错误。
When people talk, listen completely. Most people never listen.
我不知道第三次世界大战会使用什么样的武器,但是我知道第四次世界大战会使用木棍和石块。
The market is always changing, and so must we.
The root of all superstition is that men observe when things hit, and not when they miss, and commit to memory the one, and pass over the other.
There ain’t something you can find just around the corner.