How would you tell someone you love that they have bad breath?
It depends: Do they love you back? Because let's face it, nobody wants to hear that.
But if you must, there are thoughtful ways to convey the bad news. My best friend once offered me a mint and when I declined, she said, "You know… when a friend offers you a mint, you really should take it." I took the hint and the mint. I like that she cared enough to tell me what no one else would have, and to do it in a way that carefully avoided the words "your" and "breath" and "reeks right now....