The relationship between earth, earth, fire and wind;
1. In Buddhist theory, water is one of the four factors that combine affection and ruthlessness, and there are also three factors: earth, fire and wind.
2. Due to the harmony of the four schools, there are various forms, from one color;
3, if the four major disorders, it will become a disease;
4. If something is missing, it must be death;
5. The last four kinds of dispersion eventually return to emptiness, so the formation of color emptiness is only a phenomenon of aggregation and dispersion.