“Everyone was having wine or beer with their dinner, except one person, identifiable as a US-American by his left hand sitting in his lap, a baseball cap on his head, and drinking a glass of milk with his steak. I will never forget this bizarre image.”

"Even the idea of saying 'how are you?' to a stranger is wild to me."

"You mean you're not happy to hear about strangers' political opinions or their kids' honor roll achievements?"

"Because nobody in America walks anywhere and literally everyone drives. I’ve seen Americans think that a six-block walk was too far and too much for them."

"I always have to go read about them on Urban Dictionary (TIL, PSA, AKA, TBA, etc.)."

Note: Responses have been edited for length/clarity.