Can anyone rewrite this sentence? Plants are important to the world because they help humans breathe because we breathe out carbon dioxide ad they breathe out oxygen which helps us breathe

In 2081, everyone is equal not only in the eyes of the law but in every way; nobody is smarter, more athletic, better looking, etc. than anyone else. hazel is of average intelligence, which means she can't think about anything except in short bursts, and george has an intelligence way above normal.