My break up letter would be a bit more harsh.
Alcohol, you were never my friend. I was your friend. You always wanted me dead but not before you robbed me of 30 years of my life, destroyed my relationship with my children, ruined my career, wrecked my marriage and for the last 4 years plunged me into a hell that is beyond words which ended when you almost killed me.
No, alcohol you are not my friend you never were. I was just foolish enough to believe your lies