The problem with an inferiority complex is that those affected by it look down on their own knowledge. This strongly impedes their ability to take in new knowledge because they cannot integrate it with what they already know.
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Review: Being Wrong by Kathryn Schulz
Being Wrong is a well-written account of our understanding of error. The author points out how central error is for all aspects of cultural proress. It is not an academic treatise, but still gives the history of thinking about scientific and religious truth a fair treatment, by mentioning for example St. Augustine's fallor ergo sum, ...