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

Example Input: I hear a thumping sound in the deep forest. And I don't think its a rabbit. Maybe its just a conservatively reverberation of a mysterious unknown voice of something, calling out and wondering if anything can hear it.
Example Output: No

Example Input: Yet woodstoves are a "cultural issue..." "It's very cultural."

Not to worry, a 12-step bureaucratic task force pilot program needs only scant millions of our tax dollars: http://apps.lanecounty.org/WebCast/Play5.aspx?mid=1183 @56:00
Example Output: No

Example Input: G IS THAT LIKE TWO IN THE HEAD AND YOU KNOW HE'S DEAD DEAD!
Example Output:
Yes