Part of it might just be the order. Compare that paragraph to the following alternative:

The rationality of Rationality: AI to Zombies isn't about using cold logic to choose what to care about. Reasoning well has little to do with what you're reasoning towards. If your goal is to annihilate as many puppies as possible, then this kind of rationality will help you annihilate more puppies. But if your goal is to enjoy life to the fullest and love without restraint, then better reasoning (while hot or cold, while rushed or relaxed) will also help you do so.