Trent Dougherty (Baylor) offers some advice:
I remember encountering as an undergrad the notion (Mackie?) that moral properties were “queer.” Then I remember reading some stuff in Phil Mind about “ectoplasm” and “spook stuff” with attributions of mental substance as “spooky.” I don’t know where this nonsense got started, but I was surprised “real” philosophers would play this kind of card. It is nothing less than a cop out. …
The appeal to “spookiness” and “weirdness” represents a failure of nerve and should be discouraged.
You can read the entire post here.