Who said "Every moment of my existence is defined by my dominance."?

This quote is attributed to Frieza.

Every moment of my existence is defined by my dominance. - Frieza

"Every moment of my existence is defined by my dominance."

Frieza Motivation

"I am the most powerful being in the universe!"

"You dare challenge me? How amusing."

"I have transcended beyond a normal Super Saiyan."

"Your resistance only makes this more entertaining."

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."