Who said "But you have to sacrifice something precious."?

This quote is attributed to Ursula.

But you have to sacrifice something precious. - Ursula

"But you have to sacrifice something precious."

Ursula

"I'm not asking much. Just your voice."

"The poor unfortunate souls who have no one else to turn to."

"I admit that in the past I've been, nasty. They weren't kidding when they called me, well, a witch."

"But people are more than just their looks."