The biggest mistake investors make is to believe that what happened in the recent past is likely to persist. They assume that something that was a good investment in the recent past is still a good investment. Typically, high past returns simply imply that an asset has become more expensive and is a poorer, not better, investment.
Ray DalioI believe there are an infinite number of laws of the universe and that all progress or dreams achieved come from operating in a way that's consistent with them. These laws and the principles of how to operate in harmony with them have always existed. We were given these laws by nature. Man didn't and can't make them up. He can only hope to understand them and use them to get what he wants.
Ray DalioEach person assesses each other person's credibility on different dimensions, because people are strong and weak in different things.
Ray DalioSometimes we forge our own principles and sometimes we accept others' principles, or holistic packages of principles, such as religion and legal systems. While it isn't necessarily a bad thing to use others' principles - it's difficult to come up with your own, and often much wisdom has gone into those already created - adopting pre-packaged principles without much thought exposes you to the risk of inconsistency with your true values.
Ray DalioI do think people need to recognize that a lot of journalists want to write a story a certain way because the story will be better or the portrayal will be better, or at least recognize that whenever you're looking at something, you're seeing it through somebody's eyes who may actually not be the person who is the most insightful.
Ray Dalio