Given the possible permission to publish your answers they will under no circumstances be used by me in an attempt to cast a damning light on you or your interests but will be exhibited neutrally as the personal opinion of an expert.
I would suggest either omitting this one entirely, or rewriting it to focus on the nice thing you will do (exhibit his response neutrally as the personal opinion of an expert) rather than the mean thing you won’t do (twist his words to attack him).
Also, I think the last sentence is a case of protest too much:
Given the possible permission to publish your answers they will under no circumstances be used by me in an attempt to cast a damning light on you or your interests but will be exhibited neutrally as the personal opinion of an expert.
I would suggest either omitting this one entirely, or rewriting it to focus on the nice thing you will do (exhibit his response neutrally as the personal opinion of an expert) rather than the mean thing you won’t do (twist his words to attack him).