I ask an opportunity to atone for my fault and prove my devotion to His Majesty the Emperor and to Russia!
"It can’t be helped It happens to everyone!" said the son, with a bold, free, and easy tone, while in his soul he regarded himself as a worthless scoundrel whose whole life could not atone for his crime.
The whole household, as if to atone for not having done it sooner, set eagerly to work at the new task of placing the wounded in the carts.
Sonya had cried and begged to be forgiven and now, as if trying to atone for her fault, paid unceasing attention to her cousin.
Life in the regiment, during this campaign, was all the pleasanter for him, because, after his loss to Dolokhov (for which, in spite of all his family’s efforts to console him, he could not forgive himself), he had made up his mind to atone for his fault by serving, not as he had done before, but really well, and by being a perfectly first-rate comrade and officer—in a word, a splendid man altogether, a thing which seemed so difficult out in the world, but so possible in the regiment.
There are no more uses of "atone" in the book.
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To atone for sins is a common religious theme.
Approved forms of faith, practice, and conduct were laid down as consistent with orthodoxy, and deviation from these standards had to be confessed and atoned for by a prescribed form of penance.
Dictionary of the History of Ideas -- http://etext.lib.virginia.edu/cgi-local/DHI/dhi.cgi?id=dv1-50(retrieved 05/20/06)