Who said "The mind is capable of far more than we imagine."?

This quote is attributed to Missandei.

The mind is capable of far more than we imagine. - Missandei

"The mind is capable of far more than we imagine."

Missandei Imagination

"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."

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."