The Protestant theologian replaced the church’s feudal cosmology with a worldview centered on the personal relationship of each believer with Christ.… - Jeremy Rifkin

The ever-increasing cattle population is wreaking havoc on the earth's ecosystems, destroying habitats on six continents. Cattle raising is a primary factor in the destruction of the world's remaining tropical rain forests. … Cattle are also a major cause of global warming. … The devastating environmental, economic, and human toll of maintaining a worldwide cattle complex is little discussed in public policy circles. … Yet, cattle production and beef consumption now rank among the gravest threats to the future well-being of the earth and its human population.

Getting to near zero marginal cost and nearly free goods and services is a function of advances in productivity. Productivity is “a measure of productive efficiency calculated as the ratio of what is produced to what is required to produce it.” If the cost of producing an additional good or service is nearly zero, that would be the optimum level of productivity.

The proliferation of microgrids in the poorest regions of the developing world, powered by locally generated renewable energy, provides the essential electricity to run 3D printers, which can produce the tools and machinery needed to establish self-sufficient and sustainable twenty-first-century communities.