question: sir am i sick,as m usually very calm person ,keep all anger within but some times burst out in anger.... and today because of me mom got hurt that was in defense but still it was bad first tim because of me some one got hurt... i dont have any history but yeah,iin anger i use to hurt myself ,by cuttin or stapling .. i dont know why i am geting violent like this,again repeating usually i am calm ,have no fights with frds or class mate or any bad habit like drugs or alcohol