error symbol @code{error}, and a list containing the string returned by
@code{format-message}.
-A format that quotes with grave accents and apostrophes @t{`like
-this'} typically generates curved quotes @t{‘like this’}. In
-contrast, a format that quotes with only apostrophes @t{'like this'}
-typically generates two closing curved quotes @t{’like this’}, an
-unusual style in English. @xref{Keys in Documentation}, for how the
-@code{text-quoting-style} variable affects generated quotes.
+The @code{text-quoting-style} variable controls what quotes are
+generated; @xref{Keys in Documentation}. A call using a format like
+@t{"Missing `%s'"} with grave accents and apostrophes typically
+generates a message like @t{"Missing ‘foo’"} with matching curved
+quotes. In contrast, a call using a format like @t{"Missing '%s'"}
+with only apostrophes typically generates a message like @t{"Missing
+’foo’"} with only closing curved quotes, an unusual style in English.
@strong{Warning:} If you want to use your own string as an error message
verbatim, don't just write @code{(error @var{string})}. If @var{string}