1. We compare ourselves to to others and compete with them. (Keeping up with the Jones's) 2. Humans aren't good at predicting what will make them happy. 3. W

1. We compare ourselves to to others and compete with them. (Keeping up with the Jones's) 2. Humans aren't good at predicting what will make them happy. 3. Work comes in quanta (9-5 job, either you have one or not). For some reason there are few options to take half a job, if you want to.