Quoting Como, "I was wasting their time and they were wasting mine."
It shows you how hard up we are that I waste your time and mine listening to her.
I wasn't going to waste his time or mine by coming up with a really good lie.
If you were not a fool," I said, "you would not waste your energy and mine by beating me.
Well, then, I guess you wasted your time and mine bringing me down here.
If consistency is so obviously beneficial, why am I wasting your time and mine evangelizing it?
I won't waste your time or mine by going into unnecessary detail.
He then asked for and received a release from the remainder of his contract, saying, "I was wasting their time and they were wasting mine."
Do not waste your time and mine telling me that I am some sort of scientific experiment.
Waste your own time as you will, but forbear from wasting mine.