 In this moment, Ilyin doesn't sound like a teenager. Like teacher Marta Trush said, they know far too much about war for their age. But it's not just the knowledge of what rockets and air raid sirens sound like. It's the difficult life choices that war forces them to make. For The World, I'm Daniel Hoffman, Lviv, Ukraine. Find all of our reporting about the war in Ukraine online at theworld.org or wherever you listen to podcasts.