Who said "The future isn't written—we get to choose what it becomes."?

This quote is attributed to The Flash.

The future isn't written—we get to choose what it becomes. - The Flash

"The future isn't written—we get to choose what it becomes."

The Flash Hope

"My name is Barry Allen, and I am the fastest man alive."

"You can't save everyone. Sometimes you have to let people go."

"I'm fighting so that no one else has to suffer like I did."

"Life doesn't give you second chances. So I'm making my own."

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."