BOOK II PART II
and Eighth Experiments.) even under the ap-
pearance of its contrary; and as relation is fre-
quently experienced to have no effect; which
upon examination is found to proceed from
some particular circumstance, that prevents the
transition; so even in instances, where that cir-
cumstance, though present, prevents not the
transition, it is found to arise from some other
circumstance, which counter-balances it. Thus
not only the variations resolve themselves into
the general principle, but even the variations of
these variations.