There are three qualities of the signs of the zodiac. These three qualities are called: cardinal, fixed and mutable.
They show us in which form the respective sign becomes active and uses its energy and indicate the process by which we want to reach goals. If certain signs appear more frequently in a horoscope, we can better understand and comprehend our actions.
Since there are 12 signs of the zodiac (from Aries to Pisces), four signs of the zodiac fall, evenly distributed, on each quality. In the sign of the zodiac it can connect to a square.