A complete man should need no auxiliaries to his personal presence.
Whenever there is a simple error that most laymen fall for, there is always a slightly more sophisticated version of the same problem that experts fall for.
Interpretation
What this quote means
Experts can sometimes overlook more complex errors that are less obvious, even when simple mistakes are commonly made by novices.
This quote by Amos Tversky highlights the tendency of individuals with more expertise to fall for intricate versions of problems that are often missed by less experienced individuals. It suggests that as people gain knowledge and experience, they may become susceptible to more nuanced errors that require deeper understanding, implying that the pursuit of expertise does not guarantee immunity from pitfalls.
Themes
In practice
Example use cases
During a lecture about cognitive biases, this quote can emphasize the importance of recognizing both simple and sophisticated errors.
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People sometimes imagine that just because they have access to so many newspapers, radio and TV channels, they will get an infinity of different opinions. Then they discover that things are just the opposite: the power of these loudspeakers only amplifies the opinion prevalent at a certain time, to the point where it covers any other opinion.