Psychology of the Stock Market
1912
Published in 1912, this pioneering work was among the first to argue that markets move not on fundamentals alone, but on the human emotions swirling through every trade. Seldon dissects the speculative cycle with striking precision, identifying how optimism curdles into hubris during booms and how fear metastasizes into panic during crashes. He introduces concepts like inverted reasoning, showing how the crowd's collective thinking systematically inverts what rational analysis would suggest. What makes this book endure is its ruthless clarity: Seldon understood that knowing a stock is overvalued means nothing when the market's delirium is at its peak. He offers no easy formulas, only the hard-won insight that mastering oneself is the only reliable edge in a game where everyone else is trying to master the numbers. A foundational text for anyone who suspects that the biggest risk in any market is the one sitting behind your own eyes.
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“Men, it has been well said, think in herds; it will be seen that they go mad in herds, while they only recover their senses slowly, one by one.””
— G. C. Selden
“In reading The History of Nations, we find that, like individuals, they have their whims and their peculiarities, their seasons of excitement and recklessness, when they care not what they do. We find that whole communities suddenly fix their minds upon one object and go mad in its pursuit; that millions of people become simultaneously impressed with one delusion, and run after it, till their attention is caught by some new folly more captivating than the first.””
— G. C. Selden
“I never lost money by turning a profit.””
— G. C. Selden
“Let us not, in the pride of our superior knowledge, turn with contempt from the follies of our predecessors. The study of the errors into which great minds have fallen in the pursuit of truth can never be uninstructive. As the man looks back to the days of his childhood and his youth, and recalls to his mind the strange notions and false opinions that swayed his actions at the time, that he may wonder at them; so should society, for its edification, look back to the opinions which governed ages that fled.””
— G. C. Selden
“Many persons grow insensibly attached to that which gives them a great deal of trouble, as a mother often loves her sick and ever-ailing child better than her more healthy offspring.””
— G. C. Selden
“Three causes especially have excited the discontent of mankind; and, by impelling us to seek remedies for the irremediable, have bewildered us in a maze of madness and error. These are death, toil, and the ignorance of the future..””
— G. C. Selden
“We find that whole communities suddenly fix their minds upon one object, and go mad in its pursuit; that millions of people become simultaneously impressed with one delusion, and run after it, till their attention is caught by some new folly more captivating than the first.””
— G. C. Selden
“Nations, like individuals, cannot become desperate gamblers with impunity. Punishment is sure to overtake them sooner or later.””
— G. C. Selden
“An enthusiastic philosopher, of whose name we are not informed, had constructed a very satisfactory theory on some subject or other, and was not a little proud of it. "But the facts, my dear fellow," said his friend, "the facts do not agree with your theory."”
— G. C. Selden
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Selden, G. C.. Psychology of the Stock Market. Lex, lex-books.com/book/psychology-of-the-stock-market-050a0709-67b1-494d-8516-06b90d99313e.Selden, G. C. (1912). Psychology of the Stock Market. Lex. https://lex-books.com/book/psychology-of-the-stock-market-050a0709-67b1-494d-8516-06b90d99313eSelden, G. C.. Psychology of the Stock Market. Lex. https://lex-books.com/book/psychology-of-the-stock-market-050a0709-67b1-494d-8516-06b90d99313e.
