Once something is settled in your mind, the argument is over and the work starts. People find this either steadying or slightly alarming, depending on whether they had finished deliberating.
The engine is real and it is yours. But it does not idle well. When there is nothing to push against you get restless, and restlessness has occasionally made you invent a race that did not need running.
The Chariot is drawn by two horses pulling different ways. The skill is not speed — it is holding the reins on both. You already know which of yours pulls harder.