When a branch of mathematics ceases to interest any but the specialists, it is very near its death, or at any rate dangerously close to a paralysis, from which it can be rescued only by being plunged back into the vivifying source of the science.
Andre WeilGod exists since mathematics is consistent, and the Devil exists since we cannot prove it.
Andre WeilFirst rate mathematicians choose first rate people, but second rate mathematicians choose third rate people.
Andre Weil