Two years ago, I was at a family party where we were playing a game. The premise was that everyone had to write something down on a piece of paper, mix it up in a hat, and one person had to guess who it  belonged to. One of the topics during the game was that you had to write down one of your bucket list items. One by one, we went around the room revealing which bucket list item was ours, and that was the moment I found out about my dad’s desire to go white water rafting. I was …