So your emotional state really has a lot to do with what you're thinking about and what you're paying attention to.
Daniel KahnemanHappiness is determined by factors like your health, your family relationships and friendships, and above all by feeling that you are in control of how you spend your time.
Daniel KahnemanA large portion of the weekend effects is explained by differences in the amount of time spent with friends or family between weekends and weekdays.
Daniel Kahneman