You carry it with you everywhere, so what is it saying about you?  Look for the type of bag you carry here:

Clutch: You are organized and a minimalist.  You also tend to be overbearing.

Source: svpply.com

Flap Bag (Bag where top folds over): You are sensible and practical.  You enjoy the finer things in life.

Source: upscalehype.com

Tote: You are free spirited and approachable.  You are also frugal.

Top Handle: You are caring and sensitive. You are also short on patience.

Source: cheapcoach4u.com