The beginning and ending tend to be what gets remembered most. We can recall the excitement and enthusiasm starting a new project, partnership, romance, home, family, or friendship. We also vividly remember how all of these end, whether naturally or suddenly. This robs us of the portion that really matters, where the mundane resides but without which progress comes to a halt. I'm talking about the middle, that part of a plan, relationship, or life where we actually devote the bulk of our time. It tends to muddle together because it doesn't leave quite the impression of the beginning and the end, what is known as the primacy effect . That's why so much emphasis is placed on first impressions and final departures. But the middle is where we make our imprint, whether living up to a promise or proving people wrong. It's everything in the middle that determines how we are seen and remembered when it's lights out. Right now I'm in the middle of my backpack training ....