“One of the most helpful things that any body can learn is to give up trying to catch the last eighth - or the first. These two are the most expensive eighths in the world.”

“I'm the only kid in the world who doesn't want an eighth Harry Potter book.”

“The two important things that I did learn were that you are as powerful and strong as you allow yourself to be, and that the most difficult part of any endeavour is taking the first step, making the first decision.”

“Compound interest is the eighth wonder of the world. He who understands it, earns it… he who doesn't… pays it.”

“Your first question must always be: what is the most difficult part of this problem that I am trying to solve and then try and solve that. If you can't solve the most difficult bit, give up! Seek advice, find somebody who can solve it!”

“One of the most difficult things in the world is to learn to take a hint easily.”

“Wherever you are, whenever it is, never give up. Then, it will be the most "charming" thing in the world.”

“The two things I enjoy the most about writing are the first page of a book and the last. What's in between is very hard work.”

“…as I grew up, we spent a lot of time learning things about the world that most youngsters in cities don’t learn these days.”

“The most precious thing that people can give to one another is time.”