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I Have Always Believed That Scientific Research Is Another Domain Where A Form Of Optimism Is Essential To Success: I Have Yet To Meet A Successful Scientist Who Lacks The Ability To Exaggerate The Importance Of What He Or She Is Doing, And I Believe That Someone Who Lacks A Delusional Sense Of Significance Will Wilt In The Face Of Repeated Experiences Of Multiple Small Failures And Rare Successes, The Fate Of Most Researchers.

People Are Very Good [at] Thinking About Agents. The Mind Is Set Really Beautifully To Think About Agents. Agents Have Traits. Agents Have Behaviors. We Understand Agents. We Form Global Impression Of Their Personalities. We Are Really Not Very Good At Remembering Sentences Where The Subject Of The Sentence Is An Abstract Notion.

One Of The Major Biases In Risky Decision Making Is Optimism. Optimism Is A Source Of High-risk Thinking.

Except For Some Effects That I Attribute Mostly To Age, My Intuitive Thinking Is Just As Prone To Overconfidence, Extreme Predictions, And The Planning Fallacy As It Was Before I Made A Study Of These Issues.

There Is General Agreement Among Researchers That Nearly All Stock Pickers, Whether They Know It Or Not-and Few Of Them Do-are Playing A Game Of Chance.