“Knock yourself out.”
“Knock yourself out... Or rather, don't.”
“Do not think of knocking out another person's brains because he differs in opinion from you. It would be as rational to knock yourself on the head because you differ from yourself ten years ago.”
“Sure. Knock yourself out. No, really. Hammer to the head, works every time.” Claire”
“And tell your wife whatever you want, but don't make promises you're not going to keep. And don't knock yourself out over it; you didn't invent infidelity.”
“The world will knock you down plenty. You don't need to be doing it to yourself.”