everyday passage It’s a big problem that how to control desire. There are lots sorts of desire in many areas. And many of those desire is unnecessary or even bad to person. For example, you will buy something without consideration if you like it. It's s kind of desire. Which cause that someone took a look at taobao than I will buy lots of things. Don't want to study is another kind of desire. A person tends to be lazy. And what we can do is that try to prevent this trend. Not only in those sorts, everything can has its desire. Not all of desire are bad to people. For example, the desire of musician is music, and the desire of written is reading books etc.