以太网是一种共享介质，其成功的关键在于其简单性。
Ethernet is a shared medium, and the key to its success is its simplicity.
未来并非在我们前方。它已经发生。
The world is full of stories, but the stories are all one.
The trace is often more powerful than the original.
相信我，这世上没有“他们”。（U2《Invisible》的歌词：“There's no them / There’s only us”）