Ключевые слова: afraid, announcement, background, bad, belief, billboard, black, business, busy, calendar, card, cardboard, copy, curled, data, date, day, frame, friday, happy, idea, information, label, letter, luck, lucky, message, misfortune, note, number, office, paper, phobia, picture, pin, post, remind, skeptic, space, superstition, superstitious, supply, text, thirteen, thumbtack, triskaidekaphobia, unlucky, weekday, white, wooden,