[Such sympathy, such empathy, Emet-Selch feels extremely understood and comforted. That's exactly what his exceptionally deep frown is expressing.

...why did he make troublesome friends.]

It didn't seem worth the argument, and it's not as though it's difficult work. I expect even you could manage it, if you tried.

[If he disliked it that much, he'd just leave. Emet-Selch was just bored and indifferent.]

And what would 'making the most of it' entail?

[Did it require effort.]