Who said "The weak exist to serve the strong."?

This quote is attributed to Vegeta.

The weak exist to serve the strong. - Vegeta

"The weak exist to serve the strong."

Vegeta Philosophy

"I am the prince of all Saiyans!"

"You dare challenge me? I am superior to you in every way!"

"A true warrior never surrenders."

"I will become the strongest in the universe."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."