The Complete Guide to the Five Elements — The Principle of Generation and Control
The Five Elements (五行) are the backbone of Eastern thought. Saju, feng shui, traditional medicine — even the days of the week, directions, and colors — are all explained through the relationships of these five energies. Understand the Five Elements and you'll see that many kinds of fortune-telling are in fact connected by a single language.
What the five energies are
The Five Elements are Wood (木), Fire (火), Earth (土), Metal (金), and Water (水). These are not mere materials but symbols of nature's five 'qualities of movement.' Wood means the reaching that grows upward; Fire, the radiance that blazes upward; Earth, the stability that receives at the center; Metal, the convergence that gathers inward; and Water, the condensation that flows downward and stores. In seasons they correspond to Wood = spring, Fire = summer, Metal = autumn, Water = winter, and Earth = the turn between seasons.
Generation — the cycle that gives life
Generation (相生) is the relationship in which one energy gives birth to the next. Wood burns and feeds Fire (Wood generates Fire); Fire burns out into ash and makes Earth (Fire generates Earth); metal is born within the earth (Earth generates Metal); water beads on the surface of metal (Metal generates Water); and water again nourishes Wood (Water generates Wood). In this way the five energies form an endless circle. In Saju, the energy that gives birth to you is read as the seat of mother, learning, and benefactors.
Control — the check that governs
Control (相剋) is the relationship in which one energy restrains and governs another. Wood draws up and presses the earth's nutrients (Wood controls Earth); Earth dams water (Earth controls Water); Water puts out Fire (Water controls Fire); Fire melts Metal (Fire controls Metal); and Metal cuts Wood (Metal controls Wood). Control is not purely bad — it is the essential check that presses down excess and keeps balance. With only generation, energy flows without restraint; it takes control for order to arise.
Balance is the key
The aim of reading the Five Elements is not 'what is good and what is bad' but 'what is excessive and what is lacking.' If a particular energy is far too strong, it needs a controlling element to restrain it or a generating one to drain it off; if it is too weak, the energy that gives birth to it becomes the remedy. Choosing colors, directions, and habits in a way that fills the element you lack in your Saju is precisely this principle of balance carried into everyday life.
The Five Elements extend to color, direction, and season
The Five Elements also expand into sensory symbols. In color they correspond to Wood = blue-green, Fire = red, Earth = yellow, Metal = white, Water = black; in direction they are assigned Wood = east, Fire = south, Earth = center, Metal = west, Water = north. So once you know the element that benefits you, it naturally follows which colors of clothing and accessories suit you and which direction is favorable. The auspicious directions and lucky colors of feng shui also come, in the end, from these elemental assignments.
The Five Elements are the key that threads Saju, feng shui, traditional medicine, and name analysis into one. Once you understand this cycle, you'll see that the readings of various fortune systems are not different stories but different faces of the same principle.