YOU SAID:
i am so sad i am going to kill myself
INTO JAPANESE
私はとても悲しいです、私は自分自身を殺すつもりです
BACK INTO ENGLISH
I am so sad, i am going to kill myself
INTO JAPANESE
私はとても悲しいです、私は自殺するつもりです
BACK INTO ENGLISH
I am very sad, i am going to commit suicide
INTO JAPANESE
私は非常に悲しいです、私は自殺するつもりです
BACK INTO ENGLISH
I am very sad, i am going to commit suicide
That didn't even make that much sense in English.