In essence, the optimistic style involves taking credit for successes but little blame for failures.
Daniel KahnemanFinally, the illusions of validity and skill are supported by a powerful professional culture. We know that people can maintain an unshakeable faith in any proposition, however absurd, when they are sustained by a community of like-minded believers. Given the professional culture of the financial community, it is not surprising that large numbers of individuals in that world believe themselves to be among the chosen few who can do what they believe others cannot.
Daniel KahnemanThe premise of this book is that it is easier to recognize other people's mistakes than your own.
Daniel KahnemanI don't try to be clever at all. The idea that I could see what no one else can is an illusion.
Daniel KahnemanUnfortunately, skill in evaluating the business prospects of a firm is not sufficient for successful stock trading, where the key question is whether the information about the firm is already incorporated in the price of the stock. Traders apparently lackthe skill to answer this crucial question, but they appear to be ignorant of their ignorance.
Daniel Kahneman