“- Jen Yu: It must exciting to be a fighter, to be totally free.
- Yu Shu Lien: Fighters have rules, too. Friendship, trust, integrity. Always keep your promise. Without rules we wouldn't survive long.”
Zhang Ziyi - Jen Yu
Michelle Yeoh - Yu Shu Lien

“Do not kill. Do not rape. Do not steal. These are principles which every man of every faith can embrace.”
Norman Reedus - Murphy MacManus

“- Charlie Kaufman: There are no rules, Donald. And anyone who says there are is just, you know...
- Donald Kaufman: Not rules, principles. McKee writes that a rule says you must do it this way. A principle says, this works and has through all remembered time.”
Nicolas Cage - Charlie Kaufman
Nicolas Cage - Donald Kaufman

“It's a fine line between standing behind a principle and hiding behind one. You can tolerate a little compromise, if you're actually managing to get something accomplished.”
Bill Pullman - President Thomas J. Whitmore

“The organizing principle of any society, Mr. Garrison, is for war. The authority of the state over its people resides in its war powers.”
Donald Sutherland - X