Some of our time is spent eating and drinking and some is spent on matters regarding reproduction. Some of us seek fame or recognition while others seek satisfaction internally, with little need for recognition. Some people study for success in a profession, while others might study rocks, birds, or French literature for no apparent reason other than to know about it. Why are we motivated to engage in so many apparently unrelated activities?

            This book places our various activities into categories, thus providing a...

Some of our time is spent eating and drinking and some is spent on matters regarding reproduction. Some of us seek fame or recognition while others seek satisfaction internally, with little need for recognition. Some people study for success in a profession, while others might study rocks, birds, or French literature for no apparent reason other than to know about it. Why are we motivated to engage in so many apparently unrelated activities?

            This book places our various activities into categories, thus providing a...