One of the best ways to sharpen your brain, and to develop intelligence, is to study mathematics. It challenges and strengthens your mind in a way that very few other things do. It’s like going to the gym -- but for your brain!

— Danica McKellar, Maths Doesn't Suck: How to survive year 6 through year 9 maths without losing your mind or breaking a nail (2010)

Source: https://books.google.co.uk/books?id=QBJpIsxY608C

Topics: learning