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David proved himself to be one of the anointed warriors of Israel. He would not fight in the own might however with the strength of the Spirit. ?The Philistine commanders continued to travel out to battle, in addition to being often as they did, David met with more success as opposed to rest of Saul?s officers, with his fantastic name became popular? (I Sam. 18:30, NIV). The practical options for energy range from the standard fuels, natural gas, petroleum (or oil), and coal. Fossil fuels are referred to as nonrenewable energy sources because, once used, they are gone. Scientists are exploring the practicality of other sources called renewable energizes. These include sun, wind, geothermal, water, and biomass. The renewable power resources are very important in long range energy planning simply because they will not be depleted.