Life countdown timers--or, more sensationally, “death clocks"--are all over the ... Have you picked up one of these tools for motivation? Share your experiences in the comments.

I planned to follow my typical schedule, but I was prepared to let this new system change things if I felt a renewed sense of motivation. When the calendar finally arrived, I was struck by how ...

Motivation to do anything comes in two forms ... can be immensely rewarding. Death... I once heard a story about the Dalai Lama. He meditated on death, I was told, six times a day.