Who said "I'm learning that failure isn't final."?

This quote is attributed to Rex.

I'm learning that failure isn't final. - Rex

"I'm learning that failure isn't final."

Rex Perseverance

"I'm a dinosaur! RAWR!"

"Oh no, oh no, oh no, oh no, oh no!"

"I can't take the pressure!"

"Everything's gonna be okay, right?"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."