As a child, when we had a lot of guests, I liked to add a drop of iodine to tea without notice. The color and taste of the tea from this do not change, but if you soak the bulk in it, it will be painted in a piercing blue color. Children at the adult table are given little attention. This is how you sit, make a bite, bite, chew off... Gradually all the conversations stop, no one eats or talks anymore – everyone looks with horror...