I don’t think it’s a good thing to have Christian states, Muslim states, or any kind of ethnic states.
It’s a good thing to be foolishly gay once in a while.
If something comes that it is so extreme that you have difficulty thinking of it as a good thing, don’t think of it as a good thing and kid yourself. To the extent that you can, don’t label it a bad thing. Refusing to label something a bad thing opens you up to possibilities you would not have even considered otherwise.
Honesty is a good thing, but it is not profitable to its possessor unless it is kept under control.
There is no harm in repeating a good thing.
It is clear that not in one thing alone, but in many ways equality and freedom of speech are a good thing.
Knowledge is generally considered a good thing; so, presumably, knowing more about how the U.S. thinks and operates around the world is also good.