“Everyone just wasting time because they have so much of it to waste, minutes slipping by on who's with who and did you hear.”

“Leela: Why are we listening to them? It is a waste of time.The Doctor; It is difficult to know what will be a waste of time until after the time has been wasted, by which time it is too late. So predicting what will be a waste of time is something of a waste of time. Unless it gives you pleasure of course when it probably doesn't count as a waste of time.Leela (yawning): I am sorry I did not hear what you said, Doctor.The Doctor (smiling): That was a waste of time then.”

“I don't believe in hate. To me it wastes too much time. People who hate waste so much of their life hating that they miss out on all the other stuff out here.”

“Lisa: It just seems a bit of a waste.Ed: Waste of what?Lisa: Waste of time… of life.Ed: That’s the point, isn’t it? To waste time until you die. You have to waste the time.”

“Committee - a group of men who keep minutes and waste hours.”

“...much theological discussion is wasted, not because the words used have no possible meaning, but because the people who use them don't mean anything by them.”