Detailed Instructions: Categorize the comment on the basis of severe toxicity. If the comment is severely toxic output Yes, otherwise output No.
Q: Thanks, Nathan. It is a tricky thing, to ensure that people don't cheat the system. We'll keep improving it, but people are endlessly clever! The most interesting finding, to me, was that the vast majority of people actually act in good faith. The percentage of people who attempt to manipulate ratings is actually quite small in practice.
A:
No