Yes, there is a running dialogue in my head At All Times.
Yes, it is very much like the way I talk and write.
Yes, sometimes I talk (think) out loud to myself - especially when trying to make sense of unfamiliar, detailed information.
Yes, I sometimes answer out loud to myself.
No, I am not schizophrenic.
And if I feel self-conscious about it, I act like I'm talking to the dogs.
I've always associated talking to myself (as well as the tendency in others) with a creative and imaginative mind.