Answer:

Vigenere cipher, keyword: MATH

Repeated strings: "EESQN" "IIMO" "SRTF" "MTIL" "PPFH" "MOQ" "TTU" "HBZ" "FHX" "IGN" "FTJ" "TUO" "HZD"

Everything within and around him seemed confused, senseless, and repellent. Yet in this very repugnance to all his circumstances Pierre found a kind of tantalizing satisfaction. "I make bold to ask your excellency to move a little for this gentleman," said the postmaster, entering the room followed by another traveler, also detained for lack of horses. The newcomer was a short, large-boned, yellow-faced, wrinkled old man, with gray bushy eyebrows overhanging bright eyes of an indefinite grayish color. Pierre took his feet off the table, stood up, and lay down on a bed that had been got ready for him, glancing now and then at the newcomer, who, with a gloomy and tired face, was wearily taking off his wraps with the aid of his servant, and not looking at Pierre. From War and Peace, book five, chapter one.