Overview
When it comes to saying what you're thinking, you've never been shy. That goes double now, when you'll be even more curious about a certain subject, and even more likely to ask questions -- even if they're not politically correct. So if you're sure there's really no other way to solve this situation than to go after the facts, and you're more than willing to risk tarnishing your reputation -- temporarily, of course -- (after all, a lifetime's worth of reputability can't get too far away from you) to get the answers you're after, be sure you're alone when you ask.
