I originally gave this a 2 ... but am bumping it a number of points for the idea and the humor. Well executed. Well composed. Takes me back to high school.
that's not the life line from what I know..that should be the heart line, the life line is where you have 'palm' written, nice concept though. Also this will look better with a high contrast so that the lines come out well, avoid direct flash and light from the side will make the lines darker