The body of your personal statement is going to be hard work _ you need to use around 50% of your word limit to give the admission representatives concrete evidence of why you stand out from the crowd in this application process. The body is also where you will be answering questions and giving examples of experience and affects of experience. Answers and evidence need to keep reflecting who YOU really are. If you're struggling to keep under the word limit, allocate each question a word limit as well.
Apart from this, interest in the subject can also be mentioned. To start with, one needs to explain the reasons for choosing the course. With this, they must also show that they have researched about the course and that they are keen to do it really. It may hold good if you tend to explain what you hope to achieve after the completion of the course. The good personal statements also include interests and hobbies of the candidates and, in particular, any responsibilities they had at school. Show the officers that you are good both for team work as well as individual efforts; show them that you are able to communicate well with others. You must not forget to tell them that you are not afraid of taking any responsibility on your shoulders. If you are smart enough, you may also add certain lines stating your expectations from the university.