There is absolutely no inevitability as long as there is the willingness to think.
I have come to know Bugs so well that I no longer have to think about what he is doing in any situation. I let the part of me that is Bugs come to the surface, knowing, with regret, that I can never match his marvelous confidence.
I have to think as Bugs Bunny, not of Bugs Bunny.
The whole essence of good drawing - and of good thinking, perhaps - is to work a subject down to the simplest form possible and still have it believable for what it is meant to be.