Who said "Justice demands more than words; it demands action."?

This quote is attributed to Leonidas I.

Justice demands more than words; it demands action. - Leonidas I

"Justice demands more than words; it demands action."

Leonidas I Justice

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."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."