Who said "We are bound not by chains of iron, but by bonds of purpose."?

This quote is attributed to Leonidas I.

We are bound not by chains of iron, but by bonds of purpose. - Leonidas I

"We are bound not by chains of iron, but by bonds of purpose."

Leonidas I Freedom

King Warrior Ancient Greece 540–480

"This is Sparta!"

"Spartans! Tonight we dine in hell!"

"A man's true measure is taken not in a moment of comfort and convenience, but in a moment of challenge and adversity."

"Freedom isn't free, it requires sacrifice and courage."

"Freedom to pursue your passion is precious."

"Freedom comes at a cost."

"Order isn't restriction. It's freedom."

"Freedom comes with responsibility"