"I am coming to Newton. He—Fatio, that is—and the Bernoullis have, ’twould seem, been carrying on one of these slow-smoldering disputes. They send him a letter using the little d and the stretched-out S, and, tit-for-tat, he sends them one back using a little dot for differentiation and some sort of abominable "Q"-notation for integration. This is how Newton writes calculus. It is a sort of shin-kicking contest that has been going on for years. Well, a few months ago it blew up. Fatio published an article saying some very uncomplimentary things about your humble and obedient servant right here, and attributing the calculus to Newton. Then the Bernoullis cooked up a mathematicks problem and began sending it round to the Continental mathematicians to see if any of them could solve it. None of them could—"