Which part of the letter needs revision in order to be appropriate for a formal letter?

Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances. in four to six sentences, explain how the structure of the first amendment supports equal weight of each freedom it guarantees.