Who said "We all return to nature in the end."?

This quote is attributed to Tweety.

We all return to nature in the end. - Tweety

"We all return to nature in the end."

Tweety Death

"I'm a tweety bird, that's me!"

"Suffering succotash! That's one angry cat."

"Hello, Doc!"

"Be vewy, vewy quiet... I'm hunting wabbits."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."