Instead, the "symptoms" could be nearly all forms of behavior -- unsociability, mild pessimism, stubbornness -- that deviated from the social or political ideal.
Of "pocketable" bulk, it is a creature to fend for its weekending master or mistress against all skulking shapes of boredom, unsociability, indisposedness and even of palatal .
There are usually signs long before illness is apparent: a predisposition to unsociability, passivity, withdrawal.