It is not an easy thing to win a presidential election in the United States of America. See how hard the candidates slog across the nation! It is a long hard slog, indeed, to win voters who can be very slippery.
Of course, this only goes to confirm the commonly held belief that nothing worthwhile comes easily in life. If you slog hard, you win in a big way. If you take it easy and think that good luck will toss something great into your palms, you may end up being very disappointed.
Daily prompt: slog