Living a Wartime Lifestyle

In his book "Desiring God," John Piper called Christians to live "a style of life that is unencumbered with nonessentials--and the criterion for 'essential' should not be primitive 'simplicity,' but wartime effectiveness." But, how do we actually put the idea into practice? This is a blog dedicated to discussing the real-world application of the Christian Hedonist's wartime lifestyle.