Earth symbolises our physical conscious strength.
Water symbolises our mental sub-conscious mind.
Air symbolises our emotional super-conscious heart.
Fire symbolises our spiritual supra-conscious soul.
Jesus teaches Heart, Soul, Mind & Strength
Freud teaches Conscious, Sub-conscious, Super-conscious & Supra-conscious.
New Age teaches Physical, Mental, Emotional & Spiritual.
Alchemy teaches Earth, Water, Air & Fire.