I know a lot of it is posturing, trying to come over as a "big man" on the interwebs, maybe making yourself feel better about yourself by putting people down etc, but seriously, it's not healthy for you long term, either mentally or physically.
There could be a clinical reason for your aggression and hostility towards others. Go see a doctor.
?Alcohol abuse - aggression
?Anti-Social Personality Disorder - aggression
?Attention Deficit Hyperactivity Disorder - oppositional defiant disorder
?Borderline Personality Disorder - anger
?Depression - losing your temper
?Depressive disorders - losing your temper
?Drug intoxication
?Dysthymia - losing your temper
?Epilepsy - aggression
?Mood disorders - Aggression
?Obsessive-compulsive disorder - frequent thoughts of violence
?Post-traumatic stress disorder - aggression
?Premenstrual syndrome - aggression
?Schizophrenia - aggression