“A human being, like a business, makes profits and suffers losses. For a human being, however, the ultimate currency is not money, nor is it any external measure, such as fame, fortune, or power. The ultimate currency for a human...

“Change, especially of deeply ingrained habits and patterns, does not happen overnight. Most important, once again, is to ritualize your activities. In addition to creating a habit of activities that you want to engage in, introduce negative rituals—times during which...

“You are one hundred and ten years old. A time machine has just been invented, and you are selected as one of the first people to use it. The inventor, a scientist from NASA, tells you that you will be...