es; and while we are lost and blinded by an imaginary good, the laws of nature stand revealed; and we by paying a proper attention thereto, and employing our judgment therein, might wipe this ignis fatuus from the mind, and fix the truth on a sure foundation. Our observation shews us, that on the one hand, we may breed Horses of foreign extraction too delicate, and too slight for any labour; and on the other hand, so coarse and clumsy, as to be fitter for the cart than the race. Shall we then wonder these cannot race, or shall we doubt that degrees of imperfection in the mechanism, will produce degrees of imperfection in racing! and when we find such deficient, shall we ridiculously impute it to a degeneracy of that blood, which once was in the highest esteem, or to the want of judgment in him who did not properly adapt the shapes of their progenitors!
Shall we confess this, or is the fault in nature? For though most philosophers agree, that innate principles do not exist, yet we know for certain, that