In the Foundation's Topics
This part also houses the survival instinct and all automatic principles, such as breathing, the heartbeat, blood circulation, etc.
Relationships are a constant learning process through which we eventually move from relationships marked by fear (instinct) and suffering (selfishness) to relationships of love (understanding), in which there is always mutual satisfaction.
If the emotions that well up stem from positive stimuli, they are extraordinary for relationships; but if they are negative—the product of the instinct's defensiveness—it is essential to step away from others in order to release them.