From Washington Examiner:

“I think that does speak to the idea that politicians have kind of always used alcohol in this safe kind of way to relate to people,” said Jarrett Dieterle, author of the forthcoming book Drink for Your Country and an alcohol policy expert at the R Street Institute, a research organization that promotes free market and limited government. “I think that is something that is always done … It’s seen as a social lubricant that appeals across the masses.”