During the Roman Republic the river Rubicon acted as a sort of frontier line between the Roman province of Cisalpine Gaul to the northeast and Italy proper, controlled directly by Rome, to the south.
In 49 BC, perhaps on January 10, Julius Caesar led a single legion, Legio XIII Gemina, south over the Rubicon from Cisalpine Gaul into Italy. In doing so, he deliberately broke the law limiting his imperium, his authority to control his army.
As he led his army across the Rubicon river into Central Italy, Julius Caesar is credited to having said the following words, “Alea iacta est”.
“The die has been cast.”
The phrase “crossing the Rubicon” has since been used to describe an individual who commits to a risky or revolutionary course of action, similar to the modern phrase “passing the point of no return”.
The most common boundary that many of us struggle to cross in life is the one that lies between who we are and who we’d like to become. It’s generally intimidating because…