Nuance claims that you don't actually have to change the way you speak for the program.

ENGADGET: Nuance Dragon Dictate 2.5 for Mac review

Just paying attention will begin to change the way you speak to yourself.

FORBES: The Right Way to Speak to Yourself

And changing the way you speak to yourself will change the way you feel about yourself.

FORBES: The Right Way to Speak to Yourself