Who said "The only constant in life is that everything changes"?

This quote is attributed to Jimmy Fallon.

The only constant in life is that everything changes - Jimmy Fallon

"The only constant in life is that everything changes"

Jimmy Fallon Change

Comedian and Talk Show Host American Born 1974 (age 52)

"You make your own happiness. It's not something that just happens to you."

"Life is too short to be boring."

"The Tonight Show is what I wanted to do since I was a kid."

"I think the best part about my job is making people laugh."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."