This equality allows him to further understand the relationship between father and mother, husband and wife, in a much higher, nobler sense. The marital bond is a bond of friendship. It signifies perfect friendship, “perfecta amicitia” (Com. in Is. c. 4), indeed, it seems to be the highest friendship, “maxima amicitia,” on earth (III. C. G. 123).
This is really interesting, it gives another perspective to why the 'friend zone' is so vile.