Imagine that you are at a party. A person you are talking to is just speaking endlessly. It feels like they will never stop, and there is only one thought in your head: “How can I interrupt this person before I go deaf?” Changing the course of a conversation is sometimes a tricky task. Changing the course of a chess game might be similarly challenging, but not for those who know the noble art of intermediate moves! | Photo: Christine Schmidt, Pixabay

