Oh, there you are, Albus,' he said. 'You've been a very long time. Upset stomach?'
'No, I was merely reading the Muggle magazines,' said Dumbledore. 'I do love knitting patterns.

Ah,' said Fudge, who looked thoroughly disconcerted. 'Dumbledore. Yes. You - er - got our - er - message that the time and - er - place of the hearing had been changed, then?'
'I must have missed it,' said Dumbledore cheerfully. 'However, due to a lucky mistake I arrived at the Ministry three hours early, so no harm done.

So, Harry,' said Dumbledore quietly. "Before you got lost in my thoughts, you wanted to tell me something.'
'Yes,' said Harry. 'Professor - I was in Divination just now, and - er - I fell asleep.'
He hesitated here, wondering if a reprimand was coming, but Dumbledore merely said, 'Quite understandable. Continue.

Let muggles manage without us!

How come the Muggles don’t hear the bus?” said Harry.
“Them!” said Stan contemptuously. “Don’ listen properly, do they? Don’ look properly either. Never notice nuffink, they don’.

Don't be sorry, my dear sir, for nothing could upset me today! Rejoice, for You-Know-Who is gone at last! Even muggles like yourself should be celebrating this happy, happy day.