Final answer:
Without the ability to generate energy, society would revert to a more primitive lifestyle with no modern conveniences, severely impacting economic growth, transportation, communication, and leading to increased social and political inequality.
Step-by-step explanation:
Imagining a world without the ability to generate energy leads to a vision of a society that is vastly different from the one we know. This world might be devoid of many modern conveniences that rely on electricity and other forms of energy, resulting in a more primitive lifestyle. Economic growth would be severely hampered, as nearly all industries rely on energy resources. Society would also be more localized, with limited ability for transportation and communication, which depend heavily on energy. Politically and socially, the lack of energy could lead to greater inequality, as regions with natural energy sources like rivers for mechanical power might have a significant advantage over those without.