Why Does Anime Focus So Much On Getting Stronger?

The strength of outward courage is like fire; the strength of inner courage is like water. Fire is forceful yet weak, while water is yielding yet so powerful nothing can oppose it. One with outward courage, like fire, has a weakness; one with inner courage, like water, is extremely powerful. –Adachi Masahiro

The most common motif in anime is the theme of getting stronger. The theme appears in overt ways like JoJo’s Bizarre Adventure and Dragon Ball, but it also appears in less overt ways in stor...