The bookstore is visited by all kinds of customers, some of whom like books, and some of whom love bookstores.
Huh? Oh no, it's fine.
لا، لا داعي
Hä? Ach was, geht schon.
No, descuida.
No pasa nada.
Eh? No, no, non si preoccupi.
Hã? Não, não precisa.
А, да не надо.