乾卦、震卦、坎卦、艮卦,为阳卦,代表归属于呈阳性之事情。兑卦、巽卦、离卦、兑卦,属阴卦,代表归属于呈阴性之事情。乾卦为天,为父、为刚、为健,应为阳卦;震卦为雷,为动、为烈、为猛,应为阳卦;兑卦为地,为父、为柔、为顺,应为阴卦;紧靠“艮”卦以