Tolstoy argues that it is the conscience in particular that is stupefied; he may also have been influenced by behavior he observed. I have anecdotal experience

Tolstoy argues that it is the conscience in particular that is stupefied; he may also have been influenced by behavior he observed. I have anecdotal experience of Russians drinking themselves beyond garrulity into stupor, although I'm certain it can happen in any culture where alcohol is available.