Russian opposition activist Ilya Yashin was released on 1 August after two and a half years in a Russian prison thanks to a prisoner exchange between Russia and Western countries. He spoke to Euronews in Berlin about Russia, his time behind bars, and his plans now that he is free again. “It’s very important to keep yourself in a good emotional and physical state because otherwise you just collapse,” said Yashin, as we sit on a graffiti-painted concrete slab in a Berlin park. “Besides, two years is not a critical period,” he added. “They say that such irreversible changes only occur after three…