You use expression by explaining your feeling in writing form. Sadness is one of the most expressed feelings in writing. Here is a site to get you an idea if you want to write a story:
https://www.scoopwhoop.com/saddest-lines-from-literature/#.fs19fnc37
Hope it helps!!!
Prewriting, writing, editing.
<span>All of the following are good examples of "big rocks" EXCEPT C. working out at the gym.</span>
I don't have doctor friends
Point of view can back up main ideas, theme, and /or thesis