“So why did my conclusions differ from theirs? At least two reasons. One is overinterpretation of flawed studies. But the bigger thing, I think, is the concern (which was expressed to me over and over again by doctors) is that if you tell people they can have a glass of wine, they'll have 3 (or one giant "bowl-o-wine"). Even if one isn't a problem, three are. Better to say you can't have any, as that rule is easy to understand.”