You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
In this task, you are given a public comment from online platforms. You are expected to classify the comment into two classes: insult and non-insult. Insult is any lanugage or act that is disrespectful or scornfully abusive.

Comment: your posts shows you are stupid period
Solution: Insult
Why? This comment is insult because it is scornful and disrespectful.

New input: Comment: Gabrielle Giffords shooting was a right-winged threat long before this lunatic showed up.
Solution:
Insult