It takes a lot of energy to keep on keeping on, no matter how mission-driven you may be and howshiny your vision is. We're busy keeping up with myriad tasks, deadlines, and commitments. And when you, like everyone else I know, faces theoccasional setback, it can be hard to pick yourself up and try again. I've heard from my fellow entrepreneurs that can be especially hard if youwork on your own and are feeling isolated for much of the workday. I knowjust what they mean.What I miss most about w...