The Phantom Tollbooth
"Words and numbers are of equal value, for, in the cloak of knowledge, one is warp and the other woof. It is no more important to count the sands than it is to name the stars. Therefore, let both kingdoms live in peace." (6.20)
"In this box are all the words I know," he said. "Most of them you will never need, some you will use constantly, but with them you may ask all the questions which have never been answered and answer all the questions which have never been asked. All the great books of the past and all the ones yet to come are made with these words. With them there is no obstacle you cannot overcome. All you must learn to do is use them well and in the right places." (8.64)
"What's a Dodecahedron?" inquired Milo, who was barely able to pronounce the strange word.
"See for yourself," he said, turning around slowly. "A Dodecahedron is a mathematical shape with twelve faces." (14.13-14)