The lower part functions automatically and the second part is instinct, which we must control by developing the third part. We can control our instincts properly only when the third part is developed. This means we must develop our emotion, intellect and will to the point we can control ourselves. We must inherit God's personality and become men of service to God and the world. Our goal is to become people who can love and serve others.
Some members constantly go up and down spiritually, sometimes feeling good and sometimes depressed.
It isn't good if this happens too often. Man automatically strives for stability, not just physically but spiritually as well. If the weather is cold or hot your body strives to maintain its normal temperature. When it becomes colder your body automatically responds and tries to maintain the normal state. Man also has a function which helps him keep his spirit in balance, when dangers arise you can protect yourself spiritually and keep everything under control.