You will be fine, just try to honestly help. That’s all there is to it.
If you feel you dont like a post, then dont answer it.
Sometimes we go mad with fun posts, we sometimes put them on to lighten the mood a bit.
You have already fitted in, talk to as many users as you can, make friends with the ones you like.
I noticed, It is all easy from here on in. You are a pro now. You can do all the important stuff.
The answer you gave was a good one. I think you are probably hooked with this site now.