The first rule of a happy life is low expectations. If you have unrealistic expectations you’re going to be miserable your whole life. You want to ha… - Morgan Housel

Being swayed by people playing a different game can also throw off how you think you’re supposed to spend your money. So much consumer spending, particularly in developed countries, is socially driven: subtly influenced by people you admire, and done because you subtly want people to admire you. But while we can see how much money other people spend on cars, homes, clothes, and vacations, we don’t get to see their goals, worries, and aspirations. A young lawyer aiming to be a partner at a prestigious law firm might need to maintain an appearance that I, a writer who can work in sweatpants, have no need for. But when his purchases set my own expectations, I’m wandering down a path of potential disappointment because I’m spending the money without the career boost he’s getting. We might not even have different styles. We’re just playing a different game. It took me years to figure this out. A takeaway here is that few things matter more with money than understanding your own time horizon and not being persuaded by the actions and behaviors of people playing different games than you are.

Good decisions aren’t always rational.

The End of History Illusion is what psychologists call the tendency for people to be keenly aware of how much they’ve changed in the past, but to underestimate how much their personalities, desires, and goals are likely to change in the future.