app/views/person_notifier/mailer/_profile_comments.html.erb
<% if activity.comments_count > 2 %>
<div style="font-size: 10px;">
<% if activity.params['url'].blank? %>
<%= _("%s comments").html_safe % activity.comments_count %>
<% else %>
<%= link_to(_("View all %s comments").html_safe % activity.comments_count, activity.params['url']) %>
<% end %>
</div>
<% else %>
<ul>
<%= render :partial => 'comment', :collection => activity.comments %>
</ul>
<% end %>