Rubicon: : a bounding or limiting line; especially one that when crossed commits a person irrevocably. Where did this word come from? In 49 B.C., Julius Caesar led his army to the banks of the Rubicon, a small river that marked the boundary between Italy and Gaul. Caesar knew Roman law forbade a general from leading his army out of the province to which he was assigned. By crossing the Rubicon, he would violate that law. “The die is cast,” he said, wading in. That act […]