The indefinite pronoun is somebody.
<span>This is a phrase by Bernard Shaw, Act 3 of Pygmalion.
He is describing how ill-natured sober men can be, and how their wives make them drunk in order to make them happy and to "make them fit to live with."</span>
practical
Even though Grendel seems as though he's being harsh by eating the exile, he is actually being practical. He says he tries to do things that are more considerate like befriending or ignoring him. However, since the exiles were treacherous, eating them is the most practical solution.
