The fact that you state that "an invitation to test the boundaries" and focus on the razors and nails says something about you (and probably humanity in general as well).
If you were present then what would you have done?
After all you could have given her a hug. Or used the feather to make her laugh. There were nice things on the table to choose from.
But yeah, I'd probably have done something not so nice as well. But why is that?