

No, you’re definitely allowed. Otherwise you’d have had your comments removed from the public discourse.
The up and downs just gauge public approval to the comment. Remember, you’re also free to up and down vote to voice your disagreement.
Also remember, if you think everyone around you are assholes then likely you’re the asshole.
Edit: I just saw your other comment on the lack of variety of posts. Be the change you want to see. Find something interesting and make a post!
Oooh! I had this back in the day. It was absolutely fantastic. I would love for this to come back again. I miss physical buttons and being able to do everything on the phone with one hand.