born with a genius surpassing the ordinary abilities of mankind; yet surely such gifts of providence may be more properly urged as incitements to labour, than encouragements to negligence. He that neglects the culture of ground naturally fertile, is more shamefully culpable, than he whose field would scarcely recompense his husbandry.
Cicero remarks, that not to know what has been transacted in former times, is to continue always a child. If no use is made of the labours of past ages, the world must remain always in the infancy of knowledge. The discoveries of every man must terminate in his own advantage, and the studies of every age be employed on questions which the past generation had discussed and determined. We may with as little reproach borrow science as manufactures from our ancestors; and it is as rational to live in caves till our own hands have erected a palace, as to reject all knowledge of architecture which our understandings will not supply.
To the strongest and quickest mind it is far easier to learn than to invent. The principles of arithmetick and geometry may be comprehended by a close attention in a few days; yet who can flatter himself that the study of a long life would have enabled him to discover them, when he sees them yet unknown to so many nations, whom he cannot suppose less liberally endowed with natural reason, than the Grecians or Egyptians?
Every science was thus far advanced towards perfection, by the emulous diligence of contemporary students, and the gradual discoveries of one age improving on another. Sometimes unexpected flashes of instruction were struck out by the fortuitous collision of happy incidents, or an involuntary concur-
