Who said "We can't save everyone, but we have to try."?

This quote is attributed to Andrea.

We can't save everyone, but we have to try. - Andrea

"We can't save everyone, but we have to try."

Andrea

"We're not just surviving anymore. We're actually living."

"I've learned that the dead don't stay dead in this world."

"You have to have hope. Without it, what's the point?"

"I'm not the same person I was before. None of us are."