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James P. O'Shaughnessy

James P. O'Shaughnessy is a renowned investor and author, widely recognized for his expertise in quantitative analysis and financial markets. He founded O'Shaughnessy Asset Management and authored influential books like "What Works on Wall Street," which explores successful stock market strategies. With decades of experience, O'Shaughnessy has become a respected voice in investment circles, known for his data-driven approach to stock selection and market analysis.

Book summaries for books written by James P. O'Shaughnessy

Quotes

Investing is not about beating others at their game. It’s about controlling yourself at your own game.

James P. O'Shaughnessy

investmentself-control

The single greatest edge an investor can have is a long-term orientation.

James P. O'Shaughnessy

investmentlong-term

Risk comes from not knowing what you are doing.

James P. O'Shaughnessy

investmentrisk

An investment in knowledge pays the best interest.

James P. O'Shaughnessy

investmentknowledge

The four most dangerous words in investing are: ‘this time it's different.’

James P. O'Shaughnessy

investmentrisk

Successful investing is about managing risk, not avoiding it.

James P. O'Shaughnessy

investmentrisk management

The goal of a successful investor is to make the best trades. Money is secondary.

James P. O'Shaughnessy

investmentstrategy

The stock market is a device to transfer money from the impatient to the patient.

James P. O'Shaughnessy

investmentpatience

Your success in investing will depend in part on your character and guts and in part on your ability to realize at the height of ebullience and the depth of despair alike, that this too shall pass.

James P. O'Shaughnessy

investmentcharacter

Time is the friend of the wonderful business, the enemy of the mediocre.

James P. O'Shaughnessy

investmenttime

In investing, what is comfortable is rarely profitable.

James P. O'Shaughnessy

investmentrisk

The investor’s chief problem—and even his worst enemy—is likely to be himself.

James P. O'Shaughnessy

investmentself-awareness