Who said "Happiness is found in the pursuit of power."?

This quote is attributed to Drogon.

Happiness is found in the pursuit of power. - Drogon

"Happiness is found in the pursuit of power."

Drogon Happiness

"I am fire. I am death."

"Dracarys."

"A dragon is not a slave."

"I will burn them all."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."