Because it taught me that no one person is unimportant and even the most ordinary of people can do the most extraordinary of things.
There's not going to be any long heart-felt paragraph here, mostly because I can't even begin to do the show justice because it's just such an amazing, big, confusing, wonderful thing to me. I will tell you to give the show a try if you already haven't, though. If you don't like it, then it's not your thing. If you do, then it might make a world of a difference to you. I was genuinely shocked that there aren't stamps out there already for this.