My parents think I'm crazy.And that I ruin out house and that I could be a murderer

How do you feel about this?

Why do they say this? You have left out WAY too much info.

Yes - far more info. Is needed before you can be given a coherent answer.

History required..

More info needed.

Why do you think they think this? What has happened to make them think this?

e.t.c. e.t.c.

Post some more detail and you will get some good advice/responses.

Um.. Okay? What do you want here?