On the Spiritual side of this "lost your self in emotion". It's your heart opening up to Divines Love. As you are in that moment of uncontrolled emotions, At that moment, is the perfect time to SCREAM AND CRY. Those projected uncontrolled emotions are revealed to you, as your Soul reveals to your conscious self the deep, seeded, projected "BS" from your parents, family and Society. These projections are piled onto your Heart, Soul, Spirit, Mind and Body, day in and day out, until you emotionally can not keep it in. Hence, "lost your self in emotion" the More you Emotionally release these projected trauma within you. Your Heart OPENS, and allows Divine Love to flow in and remove that "lost your self in emotion", It really works, the sooner you release these emotions in Divine Truth the sooner you are able to have a TRUE PERSONAL RELATIONSHIP with Divine Holy Spirit and Divine Almighty. It works when you work it.