我正在写一篇英文的自我介绍信，申请大学的，希望有高人能帮忙改一下语法错误和给一些建议或补充

我正在写一篇英文的自我介绍信，申请大学的，希望有高人能帮忙改一下语法错误和给一些建议或补充 My name is ```.I am a 19 year-old girl who is honoured用这个） to have a chance to apply such an admirable university.
In many people's eyes,I am aN out-going (and sort of weird)删去 person with lots of thoughts（改ideas).I was a bit confused about my goal in my life until i was introduced to the subject of ES).And I am convinced(或determined) that the best I can do to protect the environment is to understand it better.Although now I still do not know the full structure of my course,with my families' support ,I have made up my mind to delve into Environmental Science.These following words may sound ambitious,but I still want to say:"I am ready to improve myself,and make the world to a better place."