Who said "Speed is a gift, but it comes with a price."?

This quote is attributed to The Flash.

Speed is a gift, but it comes with a price. - The Flash

"Speed is a gift, but it comes with a price."

The Flash Power

"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."

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."