Who said "To be remembered is to have made a difference."?

This quote is attributed to Charlemagne.

To be remembered is to have made a difference. - Charlemagne

"To be remembered is to have made a difference."

Charlemagne

Military Emperor Frankish 742–814

"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."