Don't be ridiculous, of course not. But sharing my personal thoughts and feelings with you... [He can't think of any action that would be more reckless or stupid.]
You're using this as an excuse to put me in check. What guarantee do I have that you won't use it against me in the future? [And for that matter-] This is a two-way street, you realize. Are you so willing to share your weaknesses with me?