After Friday’s lunch-brake, millions of working individuals around the world are checking their office clocks counting the minutes before it is officially allowed for them to go home, relax with their family and friends and put their minds at ease. After all, it is weekend time! But wait, if you think of it again, I believe it slowly comes into focus that weekend time equals “free” time and “free” time means time for recreational activities. What a bummer! You now seem disappointed to leave the office, which looks like a secure environment, and to be forced to go out, have fun, do shopping, meet people you haven’t seen for at least a week, take the kids to that theme park you have promised at a moment of weakness, clean the house, do the laundry, organize the garage, join your sport club, watch the game from your special reserved seats, organize that barbecue everyone has been waiting for, and so on. Well, I might have been carried away, since some of these activities cannot be considered recreational, but a lot of others, even if not included in this list, are. Before turning back to reenter your office premises, try to maintain your...