those books are considered as classics because they deal with different aspects of the human condition which haven't changed significantly. they also give a different and valid intepretation / perspective on these "eternal topics", which are unique and discernible enough from their counterparts from other countries and cultures.
> because they deal with different aspects of the human condition which haven't changed significantly. they also give a different and valid intepretation / perspective
so do the other literary traditions I guess. What's so special about Russian. It seems as if the interest in Russian literature comes at the expense of the others.