"Then he never died in the first place, and these events wouldn't have happened, causing him to be unable to save himself, causing him to die, causing him to have to go back in time again, and the whole cycle continues in an endless grandfather paradox, with the only freedom to kill the present AND the past, before either can die normally. Which means I've just realized us locked in an endless cy-"
Suddenly, the paradox sends us on a different path, then the original.
"...Cycle. We'd better find a way to the past."