"The main thing that determines your decisions," he said, "is something you're unaware of - your perspective on time." ... past, future, present-hedonistic, and present-fatalistic. <http://www.philly.com/inquirer/health_science/weekly/20090706_Psychology_of_thriving.html>http://www.philly.com/inquirer/health_science/weekly/20090706_Psychology_of_thriving.html www.peoplewho.org