Who said "Nature teaches you that only the fittest survive."?

This quote is attributed to Saul Goodman.

Nature teaches you that only the fittest survive. - Saul Goodman

"Nature teaches you that only the fittest survive."

Saul Goodman Nature

"I'm not a criminal lawyer, I'm a *criminal* lawyer."

"You miss 100% of the shots you don't take. Wait, that's not me, that's Wayne Gretzky."

"Better call Saul!"

"The law is a business, and business is good."

"Nature teaches us about beauty."

"Nature teaches us patience and wisdom"

"Sometimes it snows in April."

"Every town has a soul, and Twin Peaks has a troubled one."