The Kingdom of God is Within You by Leo Tolstoy Chapter 12 Page 121

Those of the ruling classes, having no longer any reasonable justification for the profitable positions they occupy, are forced, in order to keep them, to stifle their higher rational faculty of loving, and to persuade themselves that their positions are indispensable.

And those of the lower classes, exhausted by toil and brutalized of set purpose, are kept in a permanent deception, practiced deliberately and continuously by the higher classes upon them.

Only in this way can one explain the amazing contradictions with which our life is full, and of which a striking example was presented to me by the expedition I met on the 9th of September; good, peaceful men, known to me personally, going with untroubled tranquillity to perpetrate the most beastly, senseless, and vile of crimes.