Who said "I have learned that growth often requires letting go."?

This quote is attributed to Vision (Civil War).

I have learned that growth often requires letting go. - Vision (Civil War)

"I have learned that growth often requires letting go."

Vision (Civil War) Perseverance

"I am Vision. I am not Ultron. I am not an AI."

"The body I inhabit was originally designed to cause destruction."

"It is difficult to assign a practical value to wisdom."

"I exist because of a choice made by a good man."

"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."