There is always something borrowed in the world. Words in language, traditions and mythical characters, scientific achievements and culinary recipes. To get hysterical because of a porebrik, Santa Claus or a borsche not in the hall is just stupid. Save for the inviolability of the canons - for health, in your family, and do not educate other children! It is like an anecdote:

“Mommy, Petya said you lied about the stomach, in fact, the children get out of the leaf!
"Well, Petya may be from the lick, and you from the stomach, here I have a scar from Caesarean.