Everything is ok.
Don't worry about damaging the Wiki.
It would be extraordinarily difficult for you to do so.
Everything you put on the Wiki can be changed later.
Don't worry about what other people think.
Think positively, contribute positively.
Your contributions will be appreciated.
Play around, explore, this is your sandbox.
Put stuff up. If you don't like it, take it down.
Everything will be fine.
Don't panic.
Enjoy.


Next, go here if you are enrolled in SC2218.
Or here if you are not.