Self- harm can also be negative thoughts about yourself. Acknowledge how you feel, take a breath, choose to do something else... or a whole string of something elses. (Did that last statement in and of itself prompt a negative, knee-jerk response? Shut it down. Yes you can.)
*ASSERTIVE RIGHTS* WE have the right to be responsible for our actions; the right to make mistakes; to be ourselves; treated with respect; express feelings; say no; change our minds; do things others don't approve of; to question; ask for help.