Different cultures, different behaviors. The next generation always behaves differently. You may not have noticed it but you will have had different manners to your parents.
She thanked you. How it's done will probably have changed again by the time her daughter is an adult, if not before. It's seems she is happy with your taste in clothes which is a great compliment. I would concentrate on the big positive rather than the imagined negative.
Books we loved when we were young
Is it rude to not finish a book club choice that was selected by someone else?
How many tablets do you take in the morning?


