=head1 WHAT IS A ROLE?
A role encapsulates some piece of behavior or state that can be shared between
-classes. Is something that classes I<do>. It is important to understand that
+classes. It is something that classes I<do>. It is important to understand that
I<roles are not classes>. You cannot inherit from a role, and a role cannot be
instantiated. We sometimes say that roles are I<consumed>, either by classes
or other roles.