Type 1 diabetes: Frequent urination, unusual thirst, extreme hunger, unusual weight loss, extreme fatigue, irritability. Type 2 diabetes: Any of the type 1 symptoms frequent infections, blurred vision, cuts or bruises, tingling or numbness in the hands or feet, recurring skin, gum, or bladder infections.
Sociopaths are often unable to control their behavior and their expressions of annoyance, irritability and threats when faced with situations not appealing to them and they often tend to resort to threats, aggression and verbal abuse.
Another common passive-aggressive behavior is to be disruptive. You may delegate a task to a team member that he doesn't want to do, so he leaves it to the last moment and does it poorly. Passive-aggressive people often have difficulty taking responsibility for their own actions, and blame others for their mistakes.