Qualifying some statements

doc/Language/grammars.pod6

@@ -90,14 +90,20 @@ they are declared with the C<grammar> keyword instead of C<class>. Grammars
 should only be used to parse text; if you wish to extract complex data, you can
 add actions within the grammar, or an
 L<action object|/language/grammars#Action_objects> is recommended to be used in
-conjunction with the grammar. If action objects are not used, C<.parse> returns a L<Match> object and sets, by default, the
+conjunction with the grammar. If action objects are not used, C<.parse> returns
+a L<Match> object and sets, by default, the
 L<default match object C<$/>|/syntax/$$SOLIDUS>, to the same value.
 
 
 =head2 X«Proto regexes| :sym<>; proto regex; declarator,grammar»
 
 L<Grammar|/type/Grammar>s are composed of rules, tokens and regexes; these are
-actually methods, since grammars are classes. These methods can share a name and
+actually methods, since grammars are classes.
+
+N<They are actually a special kind of class, but for the rest of the section,
+they behave in the same way as a I<normal> class would>
+
+These methods can share a name and
 functionality in common, and thus can use L<proto|/syntax/proto>.
 
 For instance, if you have a lot of alternations, it may become difficult to