Argh, now that I finally came up with something. Well, I'll post it anyway.
Clark (with a strangled voice): "Lois, I know you feel ultra-good right now, but I don't feel so super..." Lois releases him. Clark: "Thanks. That's much better." (takes a deep breath)
The only known quantity that moves faster than light is the office grapevine. (from Nan's fabulous Home series)