There are many reasons to be thankful for the cushy existence modernity affords us. War and other extenuating circumstances aside, you probably don’t fear for your life on a daily basis. You have clean water to drink. Food is widely available, and it’s affordable. You survived infancy, childhood, and adolescence, which is quite special on a historical scale. (This Mark's Daily Apple article was written by Mark Sisson, and is narrated by Tina Leaman)