The Real Power of the Dark Side of the Force
[Count Dooku] called upon the Force, gathering it to himself and wrapping himself within it. He breathed it in and held it whirling inside his heart, clenching down upon it until he could feel the spin of the galaxy around him.
Until he became the axis of the Universe.
This was the real power of the dark side, the power he had suspected even as a boy, had sought through his long life until Darth Sidious had shown him that it had been his all along. The dark side didn’t bring him to the center of the universe. It made him the center.
He drew power into his innermost being until the Force itself existed only to serve his will….
Oh, [the two Jedi] were certainly energetic enough, leaping and whirling, raining blows almost at random, cutting chairs to pieces and Force-hurling them in every conceivable direction, while Dooku continued, in his gracefully methodical way, to out-maneuver them so thoroughly it was all he could to do keep from laughing out loud….
They didn’t even comprehend how utterly he dominated the combat. Because they fought as they had been trained, by releasing all desire and allowing the Force to flow through them, they had no hope of countering Dooku’s mastery of Sith techniques….
They allowed the Force to direct them; Dooku directed the Force.
He drew their strikes to his parries, and drove his own ripostes with thrusts of dark power that subtly altered the Jedi’s balance and disrupted their timing. He could have slaughtered both of them as casually as that creature Maul had destroyed the vigos of the Black Sun….
— Revenge of the Sith, Chapter 3
Author’s emphasis is in italics. Mine are in bold.