to the satisfaction of the reader, or even to a man's own satisfaction.
All we can do, in such cases, is to run over several instances, and
examine carefully the principle which binds the different thoughts to
each other, never stopping till we render the principle as general as
possible[5]. The more instances we examine, and the more care we employ,
the more assurance shall we acquire, that the enumeration, which we form
from the whole, is complete and entire.

[2] Resemblance.

[3] Contiguity.

[4] Cause and effect.

[5] For instance, Contrast or Contrariety is also a connexion
among Ideas: but it may, perhaps, be considered as a mixture of
_Causation_ and _Resemblance_. Where two objects are contrary,
the one destroys the other; that is, the cause of its
annihilation, and the idea of the annihilation of an object,
implies the idea of its former existence.



SECTION IV.

SCEPTICAL DOUBTS CONCERNING THE OPERATIONS OF THE UNDERSTANDING.


PART I.