AN

ESSAY

CONCERNING

HUMAN UNDERSTANDING.

WRITTEN

BY JOHN LOCKE, GENT.

TO WHICH ARE NOW FIRST ADDED,

AN ANALYSIS Of mr. Locke's DOCTRINE OF IDEAS, ON A LARGE SHELT.
A DEFENCE OF MR. LOCKE'S OPINION CONCERNING PERSONAL IDENTITY,

WITH AN APPENDIX.

A TREATISE ON THE CONDUCT OF THE UNDERSTANDING.

SOME THOUGHTS CONCERNING READING AND STUDY FOR A GENTLEMAN.
ELEMENTS OF NATURAL PHILOSOPHY.

A NEW METHOD OF A COMMON-PLACE BOOK.

EXTRACTED FROM THE AUTHOR'S WORKS.

A New Edition.

IN THREE VOLUMES.

VOL. II.

LONDON:

PRINTED FOR THOMAS TEGG, 73, CHEAPSIDE;
R. GRIFFIN AND CO. GLASGOW; AND J. CUMMING, DUBLIN.

1832.

1. Ideas of substances, how made.

2. Our idea of substance in general.

3, 6. Of the sorts of substances.

4. No clear idea of substance in general.

5. As clear an idea of spirit as body.

7. Powers a great part of our complex idea of substances.

8. And why.

9. Three sorts of ideas make our complex ones of substances.

10. Powers make a great part of our complex ideas of substances.

11. The now secondary qualities of bodies would disappear, if

we could discover the primary ones of their minute parts.

12. Our faculties of discovery suited to our state.

13. Conjecture about spirits.

14. Complex ideas of substance.

15. Idea of spiritual substances as clear as of bodily substances.

16. No idea of abstract substance.

17. The cohesion of solid parts, and impulse, the primary ideas

of body.

18. Thinking and motivity the primary ideas of spirit.

19-21. Spirits capable of motion.

22. Idea of soul and body compared.

23-27. Cohesion of solid parts in body, as hard to be conceived

as thinking in a soul.

28, 29. Communication of motion by impulse, or by thought, equally

intelligible.

30. Ideas of body and spirit compared.

31. The notion of spirit involves no more difficulty in it than

that of body.