---
title: "2 Successful Stock Quotes by 2 authors"
description: "Browse 2 Successful Stock quotes by 2 authors. Discover the best Successful Stock sayings and thoughts."
image: "https://sms4smile.com/quotes/i/7e9/daniel-kahneman-431_answers_unfortunately-skill-in-evaluating-the-bu_1834730.jpg"
---

> [Unfortunately, skill in evaluating the business prospects of a firm is not sufficient for successful stock trading, where the key question is whether the information about the firm is already incorporated in the price of the stock. Traders apparently lackthe…](https://sms4smile.com/quotes/daniel-kahneman/unfortunately-skill-in-evaluating-the-business-prospects-of-a-firm-is/)

[Daniel Kahneman](https://sms4smile.com/quotes/author/daniel-kahneman/)

[Image](https://sms4smile.com/quotes/i/7e9/daniel-kahneman-431_answers_unfortunately-skill-in-evaluating-the-bu_1834730.jpg)

> [The principles of successful stock speculation are based on the supposition that people will continue in the future to make the mistakes that they have made in the past.](https://sms4smile.com/quotes/edwin-lefevre/the-principles-of-successful-stock-speculation-are-based-on-the/)

[Edwin Lefevre](https://sms4smile.com/quotes/author/edwin-lefevre/)

[Image](https://sms4smile.com/quotes/i/c74/edwin-lefevre-18294_customer_the-principles-of-successful-stock-specu_2606193.jpg)

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