my $string= "mirod";
      $string += " is dumb"; # $string is now "mirod is dumb"
      $string -= "Sure ";    # $string is now "Sure mirod is dumb"

##</code><code>##

      $string="I am _not_ dumb";
      $string -= "_not_ ";        # now guess what's in $string?

##</code><code>##

      my $string= "can";
      $string >> " compromise"; # $string is now "can compromise"
      $string << "I ";          # $string is now "I can compromise"