"When I need to find something out, I just go out and find somebody that knows more than me, and I go and I ask them. Sometimes I ask pretty hard."

"Give me smallest finger on man's hand. I'll produce information. Computer unnecessary."

"I don't want to tell you. You'll just hurt me some more."

"Tell me what I need to know and I might not snap your neck."

"You wouldn't think I could force this towel down your throat, but you'd be wrong. Russian soldiers in Katjata shove towels down prisoners' throats during interrogation. They leave them there until the stomach starts to digest, which only takes a couple of minutes, and then pull the towel out... taking the prisoner's stomach lining with it."

"You are going to tell me what I want to know, it's just a matter of how much you want it to hurt."

"You're not going to get any information out of him if you just ask. You gotta make him squeal a little! (...) If you're too squeamish or worried about being reported, I'll handle it."

"A half hour's drive later I had the jump leads clamped to the skin of his balls and I'd been turning the key in the ignition for fifteen minutes and he'd shit all over himself and the world was a beautiful place."

Mal: Now, Jayne, you only have to scare him..

Jayne: Pain is scary.

"Fist, we're all adults here. Let's not lie to each other. It'll just lead to tragedy for your limbs. I know you're working for Saren. Now tell me why."

"The fact is torture is for sadists and thugs. It's like getting groceries with a flamethrower. It doesn't work and it makes a mess."

and

"There's a saying in interrogation: violence perceived is violence achieved."

Vision: Speak! Your lackeys will not rescue you, held as bay as they are by my comrades. Tell me of this contingency plan, and the location of the Throneworld as well.

Skrull: I... I dare not. To reveal its coordinates... is certain death.

Vision: Correction, commandant: not to do so is even more certain death.