Who said "To serve with honor is to serve with purpose."?

This quote is attributed to Missandei.

To serve with honor is to serve with purpose. - Missandei

"To serve with honor is to serve with purpose."

Missandei Leadership

"I am Missandei of Naath, interpreter and advisor to the Dragon Queen."

"Daenerys Targaryen chose to free us, not because she needed us, but because it was right."

"Knowledge is power, but wisdom is knowing how to use it."

"I have served many masters, but I chose to serve the Mother of Dragons."

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"