Harry put the glasses on and smile weakly with gratitude. His heart was still pounding like a drum. He blinked up at the stranger, now that he could see him properly. He seemed friendly enough. "There... was a man," he said, glancing over his shoulder one more time to make sure. "I don't know... he started killing plants and blowing stuff up with magic and yelling." The panic in his expression was replaced by anger. "He said some horrible stuff about my mum and dad," he said fiercely. "At least I think it was - I didn't understand any of it."