The strength of a kingdom lies not in its walls, but in the ... - Charlemagne

"The strength of a kingdom lies not in its walls, but in the virtue of its people."

Charlemagne Strength

Military Emperor Frankish 742–814

More from Charlemagne

"A faithful friend is a strong defense, and he that hath found one hath found a treasure."

"The three most important things for a leader are justice, wisdom, and courage."

"To have another language is to possess a second soul."

"Learning never exhausts the mind."

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."