People do not die from drinking alcohol, only from drinking it abusively or excessively.
No one dies from drinking alcohol, only from abusing it.
Over 1568 people die from drinking aclohole each year
38% of aussies are put in to hospital from to much alcohol each year.
According to one estimate, each year 115,000 people die prematurely from the abuse of alcohol.
Alcohol does not kill brain cells. That's an old temperance myth to scare people into not drinking any alcohol, even in moderation.
Your question is unclear. Drinking is an instinct. Drinking alcohol is an extension of that. Because of the effect it can have on your perception many people find that pleasurable. You learn that by experience not from other people.
People can easily become intoxicated when consuming too much alcohol. Alcohol affects each person differently but there are general guidelines as too how many drinks causes one's blood-alcohol level to be too high to operate a vehicle. Drinking on an empty stomach or drinking quickly can cause intoxication rapidly.