How may alcohol change one's behavior, personality, and appearance?

I think that some people doesn\'t affect from people but themost people are affect by alcohol. When they drink alcohol, they behavior very dangerously. Also it makes one\'s pesonality by madness. I think sometimes drink alcohol is fine. but I think drink too much alcohol can make people violent.

I think some people may not be affected but some were. When they drink alcohol, their behaviors change and sometimes they become aggressive and dangerous. I think drinking alcohol sometimes is fine, but too much consumption of alcohol can make people violent.