THE PRINCIPLES

OF

PSYCHOLOGY

BY

WILLIAM JAMES

PROFESSOR OF PSYCHOLOGY IN HARVARD UNIVERSITY

IN TWO VOLUMES

VOL. I

NEW YORK

HENRY HOLT AND COMPANY

150

Jaq

211

670053

Copyright, 1890

BY

HENRY HOLT & CO.

ROBERT DRUMMOND, ELECTROTYPER AND PRINTER, NEW YORK.

ΤΟ

MY DEAR FRIEND

FRANÇOIS PILLON,

AS A TOKEN OF AFFECTION,

AND AN ACKNOWLEDGMENT OF WHAT I OWE

TO THE

CRITIQUE PHILOSOPHIQUE.