On a more negative side, the energy of the number 3 tends to be somewhat scattered, unfocused, and impulsive. The 3 can be undisciplined, escapist, irresponsible, cynical, and sarcastic, and those with 3s in their chart tend to be less grounded, more restless, and get bored more easily.
On a more positive side, the number 3 brings in an upbeat, expressive, creative, playful, inspiring, and uplifting energy. The 3 is a vibration of an optimist ... fun loving, and perhaps even childlike in nature. Those with 3s in their chart tend to be less conventional, more easy going, with a great sense of humor, an upbeat nature, and a go with the flow attitude.