If There Is Time To Reflect, Slowing

To Know Whether You Can Trust A Particular Intuitive Judgment, There Are Two Questions You Should Ask: Is The Environment In Which The Judgment Is Made Sufficiently Regular To Enable Predictions From The Available Evidence? The Answer Is Yes For Diagnosticians, No For Stock Pickers. Do The Professionals Have An Adequate Opportunity To Learn The Cues And The Regularities? The Answer Here Depends On The Professionals' Experience And On The Quality And Speed With Which They Discover Their Mistakes.

When Action Is Needed, Optimism, Even Of The Mildly Delusional Variety, May Be A Good Thing.

If There Was One Ubiquitous Recommendation About Marriage It Was This: "don't Go To Bed Angry."

There Are Domains In Which Expertise Is Not Possible. Stock Picking Is A Good Example. And In Long-term Political Strategic Forecasting, It's Been Shown That Experts Are Just Not Better Than A Dice-throwing Monkey.

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.