You should write a book," Ron told Hermione as he cut up his potatoes, "translating mad things girls do so boys can understand them.

The last words Albus Dumbledore spoke to the pair of us?' Harry is the best hope we have. Trust him.

You will find that I will only truly have left this school when none here are loyal to me.

If you want to see the true measure of a man, watch how he treats his inferiors, not his equals.

Be ruthless about protecting writing days, i.e., do not cave in to endless requests to have "essential" and "long overdue" meetings on those days. The funny thing is that, although writing has been my actual job for several years now, I still seem to have to fight for time in which to do it. Some people do not seem to grasp that I still have to sit down in peace and write the books, apparently believing that they pop up like mushrooms without my connivance. I must therefore guard the time allotted to writing as a Hungarian Horntail guards its firstborn egg.

You are protected, in short, by your ability to love!

Young people are so infernally convinced that they are absolutely right about everything.