- to use the mind; think or think about.
"At the same time, the two roles often conflict, and the conflict leads, as in Manila, to a considerable amount of profoundly fractured cerebration... Considered purely as a trading entrepôt, Manila should house as few Spaniards as possible—they were expensive to send over and kept dying of disease—and let Chinese people do all the work. To serve best as an imperial outpost, though, the Spaniards needed to ensure that all vital civic functions were in loyal Spanish hands, and to minimize the number and influence of the Chinese. Every step to satisfy one imperative worked against the other."
- Charles Mann, 1493: Uncovering the New World Columbus Created