Many women who have been physically abused begin learning a martial art. This is good as it makes you feel more powerful.
When you examine Physical abuse, you might note you were fortunate is when you left before you did something.
Tina was sitting in her office, thinking about getting a gun. She would put the barrel into a plastic bottle to muffle the sound. She would wait until she was the only one on the floor, save her Boss from Hell.
She would open his door, shoot him in the face, then leave.
As she considered how she would dispose of the weapon, Tina rose to her feet, packed her bag and left the office forever.
If you are contemplating murder, leave.