Learn some more knowledge or good ah, now faced the threat defense, I no longer have to why worry, because I know how to solve, so I think before their own learning threat defense knowledge really is right. Some time ago, I really is very busy, daily work is very busy. I don’t know is doing what is good, then later I went to see the threat defense, I had knowledge of this threat defense is very curious, I began to learn, did not think of is learning more and more strength, then I every day to learn the knowledge. It can be said that is to learn a lot of knowledge, even if it is encountered a problem also know how to handle, so I think learning the knowledge really is very useful.