Who said "I need to feel alive, and that means pushing boundaries."?

This quote is attributed to Cristina Yang.

I need to feel alive, and that means pushing boundaries. - Cristina Yang

"I need to feel alive, and that means pushing boundaries."

Cristina Yang Adventure

"I'm not just a female surgeon. I'm a surgeon."

"You don't have to see the whole staircase, just take the first step."

"I want to be extraordinary."

"Medicine is a science, not an art. There are rules."

"The greatest adventure is life itself."

"The adventure of life begins with a single step."

"Adventure finds you when you stop running."

"Fortune and glory, kid."