BRAXTON: Yes. No, yes. That's the paradox my dear. A leads to B leads to C leads to A. Juvenile minds. Oh, how can I make you understand, huh? A is an explosion in the twenty-ninth century. Debris from Voyager
's hull is found in evidence. I go back in time to destroy you. B. You try to stop me, disabling my weapon which causes me to crash-land back here in the twentieth century. C. Someone in this century steals my timeship and launches it. They go into the future and once there they make one critical mistake which causes a terrible explosion that takes us all the way back to A. There's an explosion in the twenty-ninth century - the cycle of causality is complete!