Who said "Change is inevitable, but your character is not."?

This quote is attributed to Sylvester.

Change is inevitable, but your character is not. - Sylvester

"Change is inevitable, but your character is not."

Sylvester Change

"Sufferin' succotash!"

"That's all, folks!"

"I'm a-gonna get you yet, you wascally wabbit!"

"Thufferin' thuccotash, that wabbit makes me so mad!"

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."