以太网是一种共享介质，其成功的关键在于其简单性。

解析：世间万物都是相对而生，相互依存，体现了老子的辩证思想。

"The world is full of obvious things which nobody by any chance ever observes."

A society grows great when old men plant trees whose shade they know they shall never sit in.

What makes the desert beautiful is that somewhere it hides a well…

恐惧只是一种感觉。别让它阻止你。