Asking to be left behind had felt like someone else in his body, someone else moving his lips. He would never say that, never ask that. But he was so tired. Tired and the pain had receded into numbness and a sense of inevitability. There would be no rescue, he would die there one way or another and stalling seemed futile and more effort than he could spare.
Kyp had looked at him for a moment, wavering. Supposedly every time we make a decision the universe breaks into as many divergent paths as there are options. Alternative Universe theories. Wurth is really glad that he lives in the universe where Kyp had said "To hell with that!" and saved him.