computer As is vividly depicted in the picture, computers exist in all our life:in office, at home, in the break. What makes me most is that computers even turn up in our dreams. Apparently, they have had a negative effect on our life, which really makes us bewildered. As a matter of fact, there are quantities of reasons responsible for the problem. To start with, a great deal of information which can be harmful to our body and mind is conveyed extensive and swiftly in Internet. What's more, a great number of people are accustomed to the computers, which leads to they can only speed little time working as well as studying. From the analysis above, we can safely draw the conclusion that only when use them in a moderate way, can we live a more meaningful life.