书籍是人类进步的阶梯。我们是在书籍这架梯子上慢慢爬行,打开象牙塔的窗户,欣赏世界上可以用文字撰写的风光秀景。那么,你现在仍然高坐在梯子上吗?仍然用它打开你双[的窗,慧黠地洞察天地吗?一串串数字证明,我们已经越来越远离这曾经坚固无比的梯子了。我们只需要用手轻轻点击 Books are the ladder of human progress. We crawled slowly on the ladder of books, opened the windows of the ivory tower, and enjoyed the scenery that could be written in the world. So, are you still sitting high on the ladder, still using it to open your window, and seeing heaven and earth with a sense of precision? A string of figures proves that we have moved farther and farther away from this once sturdy ladder. We only need to gently tap by hand