Chocolate is the most wanted food for snacking time or dessert. Everyone loves chocolate. Besides its nice taste, it is also good for brain like you described in your article. It's also used as a symbol for happiness. When you see your friends in sad, chocolate will cheer them up. When you see your beloved fellows quarrel each other, by giving them chocolate, it can change the emotion or bad tempered to be forgiveness and happiness. Thanks for sharing your great writing @adsactly.