I'm an alcoholic
Do you feel like you are ready to give it up?
I tried so many times but I was never successful.
Drinking too much alcohol can be dangerous to your health, and can destroy other aspects of your life.  However, alcohol is an addiction, so you shouldn't feel like you have to give it up all by yourself.  There are people who can help you slowly and carefully get over the need to drink.
Nah. I'm fine. I'll eventually quit.
It sounds like you've made the first step in admitting that you are an alcoholic. Since you've gotten past that hurdle, don't you think you should try to actually quit? With the right help, you will feel so much better when you beat your addiction.