Freedom isn't free
This article needs additional citations for verification. (October 2007) (Learn how and when to remove this template message)
"Freedom isn't free", "freedom is not free", "freedom's not free", or "freedom ain't free" is an American idiom, used widely in the United States to express gratitude to the military for defending personal freedoms. The idiom may be used as a rhetorical device.
The idiom expresses gratitude for the service of members of the military, implicitly stating that the freedoms enjoyed by many citizens in many democracies are possible only through the risks taken and sacrifices made by those in the military, drafted or not. The saying is often used to convey respect specifically to those who have given their lives in defense of freedom.