I mentioned Whitehead's apparent sympathy with Heraclitus in my last post about him. My reading had not yet at that point discovered Process and Reality. Part II, Chapter Ten , which takes the form of an extended meditation on the sentiment "all things flow." In Heraclitus' Greek, panta rhei. The sympathy is here made explicit. Indeed, a full understanding of that sentiment is said to be one of the main goals of philosophizing at all. Some of the thinkers of the early modern world tried to ban flow, or fluency, from their picture of the world. But Whitehead adds, "Newton, that Napoleon of of the world of thought, brusquely ordered fluency back into the world, regimented into his 'absolute, mathematical time, flowing equably without regard to anything external.' He also gave it a mathematical uniform in the shape of his Theory of Fluxions." What a marvelous packing of two concise sentences! Almost as magnificent as Heraclitus' two words. ...