Who said "The only constant in life is change."?

This quote is attributed to Joey Tribbiani.

The only constant in life is change. - Joey Tribbiani

"The only constant in life is change."

Joey Tribbiani Change

"How you doin'?"

"It's not a lie if you believe it."

"I'm not great at the advice. Can I interest you in a sarcastic comment?"

"Could I BE any more of a mess?"

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."