I think he has short circuited his brain via massive drug and alcohol use.

The people in my AA group think Charlie is hilarious with all his anti-AA comments.
Reasons Why Charlie Sheen May Hate AA
1.He would have to admit he is powerless.

2.He would need to embrace Humility.

3.Deep tissue Change would be required.

4.He would have to be Anonymous!

5.His Higher Power could not be Charlie Sheen.

6.He couldn’t blame anyone else for his troubles.
7.He would need to learn to be Grateful.