The only reserves that last are those we renew. This applies to us personally and ecologically.

Time is finite, but we act as if it were otherwise, assuming that longer hours always lead to increased productivity. But in reality our bodies are designed to pulse and pause - to expend energy and then renew it.

This is a long presentation, but it has many great insights - including the reminder that we are most effective, efficient and creative when we give absorbed attention to one thing at a time. Renewing and cultivating our personal energy is a key criteria for working at our full potential in the 21st century...