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Finally, 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.

I Have Always Emphasized The Willingness To Discard.

Below An Income Of ... $60,000 A Year, People Are Unhappy, And They Get Progressively Unhappier The Poorer They Get. Above That, We Get An Absolutely Flat Line. ... Money Does Not Buy You Experiential Happiness, But Lack Of Money Certainly Buys You Misery.

Knowing The Importance Of Luck, You Should Be Particularly Suspicious When Highly Consistent Patterns Emerge From The Comparison Of Successful And Less Successful Firms. In The Presence Of Randomness, Regular Patterns Can Only Be Mirages.

The Brain Scientists Are The Wave Of The Future In The Financial World. If You Seek To Maximize Understanding, Whether You're In Academia Or In The Investment Community, You'd Better Pay Serious Attention To Them.