Page:An Enquiry Concerning Human Understanding - Hume (1748).djvu/28

 mena, the true Motions, Order, and Magnitude of the heavenly Bodies: Till a Philosopher, at last, arose, who seems, from the happiest Reasoning, to have also determin'd the Laws and Forces, by which their Revolutions are govern'd and directed. The like has been perform'd with regard to other Parts of Nature. And there is no Reason to despair of equal Success in our Enquiries concerning the mental Powers and Oeconomy, if prosecuted with equal Capacity and Caution. 'Tis probable, that one Operation and Principle of the Mind depends on another; which, again, may be resolv'd into one more general and universal: And how far these Researches may possibly be carry'd, 'twill be difficult for us, before, or even after, a care