Who said "The written word preserves what the voice cannot hold."?

This quote is attributed to Missandei.

The written word preserves what the voice cannot hold. - Missandei

"The written word preserves what the voice cannot hold."

Missandei Literature

"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."

"The pen is mightier than the sword."

"Literature opens the mind to new worlds"

"The interesting thing about books is that they're made of words."

"Literature captures the essence of what it means to be human."