Countermeasure

Adversity

Purpose

Countermeasure

neurotransmitter

Regulator

Personality disorder

comforter

hardship

maintain durability

endorphins

dopamine antagonist

odd-eccentric cluster

hyperactivity

danger

maintain

existence

adrenaline

serotonin agonist

dramatic-impulsive cluster

phobia

unfamiliarity-uncertainty

maintain tradition

adrenaline-glutamate

serotonin-GABA agonist

fearful-anxious cluster