First of all, enough sleep can make people full of energy for a whole day laying a good foundation for everything. It’s easy to imagine that the difference between a powerful person and a dismalest person. A good harvest in a day results from a good state. And a good state mostly depends on the good sleep. So having a good sleep determines a person"s achievement next day.

Secondly, good sleep is good at people’s health. Good sleep people can have a good rest for all parts of their body when sleeping. Enough rest lead to a well functional body. The most obvious point is that the skin of a sleep well person is better than the one who doesn’t sleep well.

In a word, although sleep is seems a common and small thing, it is very important. It has great influence on our life. We should make our body get the rest it should have.