At that point, now beyond
a rational frame of mind, we decide the partner is the enemy, and we treat them as such.
That this postulated freedom is indeed freedom according to hope is, to my
mind, what the other two postulates which
frame it signify (following the order
of the three parts
of the Dialectic
of the Critique
of Pure Reason, which runs from
rational psychology to
rational cosmology and to
rational theology).