This is the 1069th most frequent Polish word.
granicę
"Granicę" means "border" or "boundary" in English.
In this sentence, 'granicę' is used to describe a political or territorial boundary being physically crossed.
Przekroczyliśmy granicę Polski dzisiaj o świcie.
We crossed the border of Poland at dawn today.
Here, 'granicę' is metaphorically used to signify personal limits or thresholds.
Musisz znać swoje granice, gdy angażujesz się w politykę.
You have to know your limits when you engage in politics.
In this case, 'granicę' refers to a limit or extent, specifically focusing on capacity or endurance.