Many Ideas Happen To Us. We Have

If People Are Failing, They Look Inept. If People Are Succeeding, They Look Strong And Good And Competent. That's The 'halo Effect.' Your First Impression Of A Thing Sets Up Your Subsequent Beliefs. If The Company Looks Inept To You, You May Assume Everything Else They Do Is Inept.

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.

We Are Prone To Overestimate How Much We Understand About The World And To Underestimate The Role Of Chance In Events.

We're Not Aware Of Changing Our Minds Even When We Do Change Our Minds. And Most People, After They Change Their Minds, Reconstruct Their Past Opinion - They Believe They Always Thought That.

You Are More Likely To Learn Something By Finding Surprises In Your Own Behavior Than By Hearing Surprising Facts About People In General.