A person can make himself happy, or miserable, regardless of what is actually happening 'outside,' just by changing the contents of consciousness.
Flow: The Psychology of Happiness (ed. Random House, 2013) - ISBN: 9781448177707
A person can make himself happy, or miserable, regardless of what is actually happening 'outside,' just by changing the contents of consciousness.
Flow: The Psychology of Happiness (ed. Random House, 2013) - ISBN: 9781448177707