The Red Badge of Courage
He had grown to regard himself merely as a part of a vast blue demonstration. His province was to look out, as far as he could, for his personal comfort. For recreation he could twiddle his thumbs and speculate on the thoughts which must agitate the minds of the generals. Also, he was drilled and drilled and reviewed, and drilled and drilled and reviewed (1.39).
The youth would have liked to have discovered another who suspected himself. A sympathetic comparison of mental notes would have been a joy to him (2.5).
He felt alone in space when his injured comrade had disappeared. His failure to discover any mite of resemblance in their viewpoints made him more miserable than before. No one seemed to be wrestling with such a terrific personal problem. He was a mental outcast (2.52).