He was not handsome, and his manners required intimacy to make them pleasing.

Mr. Wickham is blessed with such happy manners as may ensure his MAKING friends--whether he may be equally capable of RETAINING them, is less certain.

...the pleasantness of an employment does not always evince its propriety.

Firekeeper still could not understand the human penchant for eating in company. Even less so, she could not understand the human desire to combine business and meals.
True, a wolf pack shared a kill, but not from any great desire to do so—rather because any who departed the scene would be unlikely to get a share...
She struggled...not to bolt her food and almost always remembered that growling when a person spoke to you was not a proper response.

I cannot speak well enough to be unintelligible.

Adieu to disappointment and spleen. What are men to rocks and mountains?