One of the many things I learned at the end of that Classics corridor down which I ventured at the age of 18, in search of something I could not then define, was this, written by the Greek author Plutarch: What we achieve inwardly will change outer reality. That is an astonishing statement and yet proven a thousand times every day of our lives. It expresses, in part, our inescapable connection with the outside world, the fact that we touch other people’s lives simply by existing.
J. K. RowlingThe fates have informed me that your examination in June will concern the Orb, and I am anxious to give you sufficient practice. Hermione snorted. "Well honestly... 'the fates have informed her'... Who sets the exam? She does!
J. K. RowlingHow're we getting to King's Cross tomorrow, Dad?" asked Fred as they dug into a sumptuous pudding. "The Ministry's providing a couple of cars," said Mr. Weasley. Everyone looked up at him. "Why?" said Percy curiously. "It's because of you, Perce," said George seriously. "And there'll be little flags on the hoods, with HB on them-" "-for Humongous Bighead," said Fred.
J. K. Rowling