With time going by, computers have been more and more important in our daily life. It can bring us a lot of convenience. We can surf the Internet to keep up with the times, meeting new friends, communicate with our relatives and relax ourselves.
But, of course, using it too often can cause us some harm. For example, spengding much time on it can harm our eyes and damage our eyesight. Moreover, if we depend on computers too much, we'll find our memory declining rapidly. Finally, if you surf online a lot, you may lose the ability to make friends in reality.
So what can we do? That's easy. We only need to limit our time spent on computers, and when we are using it, pay more attetion to protecting our precious eyes.