I don't want to discuss any further on this, because it is deeply personal, however..
Extreme risk is for teenagers.
• A long discussion (~10yrs ago) with a neurologist that had studied cannabis at a French university hospital for ~20yrs (and been awarded a medal of honour) explained the dangers to me
• Recent discussion with senior cardiologist (neurologist daughter is studying it) confirmed quasi inevitability of suicide by 35yrs old for most at risk