He was sure there were lots of people called Potter who had a son called Harry. Come to think of it, he wasn’t even sure his nephew was called Harry. He’d never even seen the boy. It might have been Harvey. Or Harold. There was no point in worrying Mrs. Dursley; she always got so upset at any mention of her sister.

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He found it a lot harder to concentrate on drills that afternoon and when he left the building at five o’clock, he was still so worried that he walked straight into someone just outside the door.

“Sorry,” he grunted, as the tiny old man stumbled and almost fell. It was a few seconds before Mr. Dursley realized that the man was wearing a violet cloak. He didn’t seem at all upset at being almost knocked to the ground. On the contrary, his face split into a wide smile and he said in a squeaky voice that made passersby stare, “Don’t be sorry, my dear sir, for nothing could upset me today! Rejoice, for You-Know-Who has gone at last!