As Richard Feynman said: The first principle is that you must not fool yourself and you are the easiest person to fool.
Most cognitive biases are effective ways of fooling your self.
Most cognitive biases are effective ways of fooling your self.
It takes a lot of work to think critically, and the hardest work is thinking critically about the things that align with your biases. It's amazing how many people can see it in other people but not themselves.