The three modalities describe how zodiacal energy expresses — initiating, sustaining, or transforming. Each groups four signs.
Cardinal signs represent initiation, leadership, and the start of seasons. They are dynamic and proactive, often initiating change and setting the tone for their element.
Fixed signs represent stability, determination, and persistence. They are dependable and steadfast, embodying the peak of their element's energy and holding onto things.
Mutable signs represent adaptability, flexibility, and transition. They are versatile and open to change, capable of adjusting to different situations and environments.