Personal essays or Blogs that state your particular opinions about a topic. Wikipedia is supposed to compile human knowledge. It is not a vehicle to make personal opinions become part of human knowledge. See Wikipedia:No original research. In the unusual situation where the opinions of a single individual are important enough to discuss, it is preferable to let other people write about them. Personal essays on topics relating to Wikipedia are welcome at Meta. There is a Wikipedia fork at Wikinfo that encourages personal opinions in articles.