What is "good"?

Exactly what constitutes "good writing" is a subjective judgment, and it can be extremely hard to separate from one's personal taste - not the least because one is unlikely to read books one doesn't like, and if one doesn't read them, one can't tell whether they're "good writing" or not.  Furthermore, there can be an enormous amount of disagreement when you get down to actual cases. 

There are so many different facets of writing that can be given primacy, that what one person says is a...