— 565 —
And of moral.
      §7. And hence it follows, that moral Knowledge is as capable of real
Certainty, as Mathematicks. For Certainty being but the Perception
of the Agreement, or Disagreement of our Ideas; and Demonstration
nothing but the Perception of such Agreement, by the Intervention
of other Ideas, or Mediums, our moral Ideas, as well as mathematical,
being Archetypes themselves, and so adequate, and complete Ideas,
all the Agreement, or Disagreement, which we shall find in them,
will produce real Knowledge, as well as in mathematical Figures.
Locke Hum IV, 4, §7, p. 565