Anybody who shifts gears when he writes for children is likely to wind up stripping his gears… There is a difference between writing for children and for adults. I am lucky, though, as I seldom seem to have my audience in mind…
…we continue to fill their minds with the so-called rudiments. Mathematics will never make them loving, nor will the accurate knowledge of the size and shape of the world help them to appreciate its beauties. Let us lead them during the first years to find their greatest pleasure in Nature.