title: Creating time from a string
body: <p>I want to subtract time as to get a result of hour and minutes (not a date), for instance</p>
  
  <p>02/26/2006   06:25 PM</p>
  
  <p>minus</p>
  
  <p>02/26/2006   06:23 PM</p>
  
  <p>Into </p>
  
  <p>2 Minutes</p>
  
  <p>Also, the times I want to subtract from are strings, not datetime objects.</p>