INTRODUCTION "Motivation can make the difference between learning or not, decent performance or not, what one attends to, what acts one does. Once, it was a leading topic in psychology, although oftentimes linked to emotion." Should it be an issue in scientific psychology? "I think not. I believe motivation to result from a combination of things, from one's fundamental knowledge and goal structures, partially from emotional variables, and partially from decisions about the application of mental resources. Hence,

the phenomena of motivation come from various aspects of several issues: Belief Systems, Emotion, and Consciousness."