SECT.

1. Is to be had only by sen.

sation.

2. Instance, whiteness of this

paper.

3. This, though not so cer-

tain as demonstration, yet

may be called knowledge,

and proves the existence

of things without us.

4. First, because we cannot

have them but by the in-

lets of the senses.

5. Secondly, because an idea

from actual sensation, and

another from memory, are

very distinct perceptions.

6. Thirdly, pleasure or pain,

which accompanies actual

sensation, accompanies not

the returning of those

ideas, without the external

objects.

7. Fourthly, our senses assist

one another's testimony of

the existence of outward

things.

8. This certainty is as great.
as our condition needs.

9. But reaches no farther
than actual sensation.

10. Folly to expect demon.
stration in every thing.

11. Past existence is known by

memory.

12. The existence of spirits
not knowable.

13. Particularpropositionscon-
cerning existence are know,
able.

14. And general propositions
concerning abstract ideas.

CHAP. ΧΙΙ.

Of the improvement of our know
ledge.

SECT.

1. Knowledge is not from
maxims.

2. (The occasion of that opi.

nion.)

3. But from the comparing

clear and distinct ideas.

4. Dangerous to build upon

precarious principles.

5. This no certain way to

truth.

6. But to compare clear,

complete ideas under stea-

dy names.

7. The true method of ad.

vancing knowledge, is by

considering our abstract

ideas.

8. By which, morality, also,

may be made clearer.

9. But knowledge of bodies

is to be improved only by

experience.

10. This may procure us con-

venience, not science.

11. We are fitted for moral

knowledge, and natural

improvements.

12. But must beware of hypo-

theses and wrong princi.

ples.

13. The

SECT.

1. Our knowledge being short,

we want something else.

2. What use to be made of

this twilight estate.

3. Judgment supplies the want

of knowledge.

4. Judgment is the presuming

things to be so, without

perceiving it.

CHAP. XV.
Of probability.

S.ECT.

1. Probability is the appear-

ance of agreement, upon

fallible proofs.

2. It is to supply the want of

knowledge.

14. Revelation must be judged

of by reason.

r5, 16. Belief, no proof of reve-

lation.

CHAP. XX.

Of wrong assent, or errour.
SECT.

1. Causes of errour.

2. First, want of proofs.
3. Obj. What shall becomfe
of those who want them,
answered.

4. People hindered from in-
quiry.

5. Secondly, want of skill to
use them.

6. Thirdly, want of will to
use them.

7. Fourthly, wrong measures
of probability; whereof,
8-10. First, doubtful propositions,
taken for principles.

II. Secondly, received hypo-

theses.

12. Thirdly, predominant pas.

sions.

13. The means of evading pro.

babilities, Ist, supposed

fallacy.

14. 2dly, supposed arguments

for the contrary.

15. What probabilities deter.

mine the assent.

16. Where it is in our power

to suspend it.

17. Fourthly, authority.

18. Men not in so many er.

rours, as is imagined.

CHAP.

ΧΧΙ.

Of the division of the sciences,

SECT.

1. Three sorts

2. First, Physica.

3. Secondly, Practica.

4. Thirdly, Σημειωτική.

5. This is the first division of

the objects of knowledge.