Who said "Imagination is the seed from which all kingdoms grow."?

This quote is attributed to Rhaegar Targaryen.

Imagination is the seed from which all kingdoms grow. - Rhaegar Targaryen

"Imagination is the seed from which all kingdoms grow."

Rhaegar Targaryen Imagination

"The dragon has three heads."

"I have a duty to my realm and to the future."

"Music is the voice of the soul."

"Love is the most powerful force in the world."

"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."