6 cardinal points is strong, while 7 or more is very strong. The following keywords are attributes of a strong cardinal quality.
People with 7 or more cardinal signs would rather be overly active than bored. Although very concerned with their activities and projects, they also focus their attention on the crucial areas of life-home and family, love and profession, and are intent upon meeting challenges and resolving crises. Much depends upon whether Aries, Cancer, Libra or Capricorn dominates the chart.