To prove to himself that auxiliary pioneering was beyond his ability, he applied to serve as an auxiliary pioneer for one month.
اِرنِسْت برای آن که به خود ثابت کند خدمت پیشگام کمکی فراتر از توانش است تصمیم گرفت برای یک ماه پیشگام کمکی شود .‏