For centuries Highland chiefs would exchange them as a token of hospitality and kinship. It is a nod to Trump’s Scottish heritage. He isn’t literally expected to drink from it. Very few people drink from a quaich these days. It’s symbolic.
The symbol is for drinking alcohol...and that is a fact In history.
If betty ford was scottish would you give her... an alcoholic with treatment centers named after her... a well known whiskey drinking cup or would you find something else scottish
He can drink anything from it. Root beer, Diet Coke, milk....