0665d6a5_y___Only_Faith_Can_Give_Truth__The_Levels_of_Phenomena_Description
[Levels] Physics [Description] 
This study presupposes reality is explained by investigating the fundamental constituents of the universe: systems composed most likely of fundamental particles, forces, and fields—the terms of which matter, energy, space, and time are conceived.
Leo Tolstoy, "Only Faith Can Give Truth"
Description