I say opinion because even though its rude its not illegal <span />
I believe this depends solely on personal preference. A work of literature that you like may not be good to somebody else, so the way you feel about something makes it either good or bad. I believe I am pretty comfortable determining the quality of literature given that I have read a lot of books and have an overall grasp of each literary era throughout history. It can be easy to critique a text if you are knowledgeable enough about that particular era, style of writing, and general context, but it could also be quite difficult depending on the topic of that work.
The proverb, "The cure for boredom is curiosity; there is no cure for curiosity." means that you will never be bored if you are curious because curiosity can never be taken away.
Sorry, it's only one sentence!! It's a start, though, and maybe it could help you to write the other 4 sentences.
What paragraph? Well immune means protected from something or like you can’t be effected by something