Categorize the comment on the basis of threat. If the comment is threatening output Yes, otherwise output No.

[EX Q]: The remaining wildness of Alaska is what makes it what it is.  The obvious solution is for you to move elsewhere and to not expect the world to cater to your personal tastes.
[EX A]: No

[EX Q]: of all the op-ed letters submitted it's amazing how the most ridiculous nonsense is usually published.
[EX A]: No

[EX Q]: Indeed. I'm all for getting tax revenue from cannabis, but the amount that would be taken in is so insignificant given the scale of our budget problems that it is laughable to think its going to bail us out.

Instead we seem to be fascinated with instituting an income tax, when incomes are disappearing and aren't coming back.
[EX A]:
No