初中书面表达60词左右what do you want to do/be?关键词：want to do sth;plan

I want to be a man of value.it means that i want to contribute to our society and human beings.i plan to study the planets in the universe,because i like watching the stars in the night sky and sometimes i teach my brothers and sisters something about our planet earth and other planets as well.i hope my work in the future will help people find more and more planets suitable for us to setle and live.and i also hope more and more students will be interested in this useful study area.what do you think of my dream i'd like to hear about your dream~