Quote by River Song

"Spoilers!"

"I'm River Song. Check your records again."

"You can't change history. Well, that's what they always say. But they don't really mean it. You can change it, you just can't acknowledge that you've changed it."

"Hello, sweetie."

"Fear drives civilization. Without it, there is only chaos."

"Order through chaos. That's the only real answer."

"Politics and power corrupt when they're separated from purpose."

"The system isn't broken—it was built this way. We have to rebuild it."