When you're waiting for the train to leave, you see a lot of people walking by. Some are rushing, some meandering, many on phones or talking to the person next to them.
And then there are those people who walk by with a grin on their face. No phone, no music, no other people. Just them and their thoughts. And you can't help but smile too, wondering what it is that's making them so happy.
Kelly is an American teacher living in Switzerland and enjoying everything the country has to offer.