anchor.diff:            <div class="card">
               <div class="card-header">
                 <h4 class="card-title">
  -                Most recent activities
  +                Your recent energy-saving activities
                 </h4>
               </div>
               <div class="card-block">
  
positive.code:             <div class="card-block">
                <p>
                  <% if current_user && current_user.manages_school?(@school.id) %>
                      Recording activities will score you points for your energy saving efforts
                  <% else %>
                      Schools score points and are awarded badges when they record their energy
                      saving activities
  
negative.code:             <div class="card-block">
                <p>
                  <% if current_user && current_user.manages_school?(@school.id) %>
                      You will be awarded badges for recording your energy-saving activities
                  <% else %>
                      Schools are awarded badges when they record their energy
                      saving efforts
  