You should read «Into thin air». It might be a matter of life or deathto carry a few more kg down. Also, you can't help people too tired to make it and dying on

You should read «Into thin air». It might be a matter of life or deathto carry a few more kg down. Also, you can't help people too tired to make it and dying on the side : you would die with them. They all know it and accept it I guess.