Who said "To be human is to strive, to fail, and to try again."?

This quote is attributed to Vision (Age of Ultron).

To be human is to strive, to fail, and to try again. - Vision (Age of Ultron)

"To be human is to strive, to fail, and to try again."

Vision (Age of Ultron) Perseverance

"I am a Vision. I am born from what the Avengers fight for."

"The human condition is a cycle of creation and destruction."

"I have no idea what I am capable of."

"Perhaps the best choice for humanity is death."

"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."