Probably the majority of our “modern” children intuitively associate the Power icon (⏻) with the possibility of either activation or deactivation of all kinds of devices: starting with the toaster or vacuum cleaner and ending with more complicated and perhaps more fascinating items, such as smart phones, tablets, computers or game consoles. From Antiquity to Modern Times, the historical dynamics of our changing understanding of the idea of power recalls a child’s discovering of the world, as both are based on new dealings and correlations.