What goes around comes around? Karma! Do unto others as you would have them do unto you. For every action there is a….okay, you get the picture I think.
According to the video’s description: “Synopsis: ‘Thirst’ is a Groundhog-Day-type comedy, about a man cast into a desert, hoping to quench his thirst for water. Film Objective: Place hope in your fellow man to give a lending hand. The ones who do will persevere in life.”
In other words, try to be nice to people or you may find yourself with a mouth full of sand.