refactor of a line

app/controllers/people_controller.rb

@@ -94,9 +94,7 @@ class PeopleController < ApplicationController
       @aspects_with_person = @contact.aspects
     end
 
-    @aspects_without_person = @all_aspects.reject do |aspect|
-      @aspects_with_person.include?(aspect)
-    end
+    @aspects_without_person = @all_aspects - @aspects_with_person
 
     render :layout => nil
   end