...Wizard's Fifth Rule: Mind what people do, not only what they say, for deeds will betray a lie.
Ever since I was really little, I've had characters that were in my mind.
...think of the solution, not the problem. If your mind was filled only with thoughts of why you were going to lose, then you couldn't think of how to win.
It does the sheep no good to preach the goodness of a diet of grass, if the wolves are of a different mind.