> No amount of willpower or happy thoughts will cause your hormones or neurotransmitter levels into the homeostasis you want. Behavioral-only therapies are eff

> No amount of willpower or happy thoughts will cause your hormones or neurotransmitter levels into the homeostasis you want. Behavioral-only therapies are effective, even if they're not as effective as we'd like. We have the ability to modulate our own chemistry.