a little knowledge is a dangerous thing

谚语

英文释义

谚语
  1. A limited understanding of a subject can lead individuals to overestimate their expertise, often resulting in errors or misguided decisions due to false confidence.
    — Of course anybody can saw off a limb; but here, as so often happens, a little knowledge is a dangerous thing, and a little more will often save a dear old friend of the family and the neighborhood.

词源

A slight misquotation of Alexander Pope’s a little learning is a dangerous thing. The earliest use dates from a magazine published in 1774.
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