The day is named after one or more early Christian martyrs named Valentine. Modern Valentine's Day symbols include the heart-shaped outline, doves, and the figure of the winged flowers. The modern Valentine's Day poem can be found in the collection of English nursery rhymes: Valentine's Day festival has been commercialized to a great extent in Europe. In 1847 when Esther Howland of Worchester, Massachusetts began designing and mass producing fancy cards for Valentine's Day and selling them in her father's stationary store. In doing so, she made it possible for the rest of society to participate in the celebration of the holiday by expanding its focus to include platonic love in which people can express their care and affection for those close to them. Valentine's Day is an extremely popular festival in Europe. People in Europe observe a holiday on this day to honor St Valentine and to express love to dear ones. Taking opportunity of the festival, people express gratitude and love for sweethearts, teachers, parents or any other person close to them by giving gifts, cards and flowers. In the second half of the 20th century, the practice of giving gifts along with cards became popular. Roses and chocolates were the most commonly exchanged Valentine's Day Gifts and were usually given by man to the woman. Around 1980's diamond industry began to promote Valentine's Day as an occasion to gift fine jewelry. Today, the day has come to be associated with a generic platonic greeting of "Happy Valentine's Day." It is estimated that Valentine's Day is the major card and gift giving festival in Europe. Days before the festival markets wear a festive look to lure consumers. Popular gifts exchanged on the day include cards, fresh flowers- mainly rose, chocolates and candies. These days, people also complement these with other gifts of love to express affection and love. Valentine's Day dinner and dance parties are organized to celebrate the occasion. Many couples hold private celebrations in homes or restaurants. Another interesting part of Valentine's Day in Europe is the celebrations organized by kids. Several schools organize Valentine's Day programmes where children perform songs, dance, skits and plays. Children also gift handmade gifts and cards to their friends and teachers.