Directions: Translate the following passages into Chinese.

At its worst, it means shorter attention spans, shallower memories, fragmented, unsustained argument, the undermining of intellectual property rights and a tendency to mistake anecdote for fact. At its best, the Internet represents an intellectual revolution, fostering free collaboration as never before, with dramatically improved access to boundless information, the great store of the world’s knowledge just a few keystrokes and clicks away.