English Dictionary

a little knowledge is a dangerous thing

ことわざ

A small amount of knowledge can mislead individuals into believing that they are more experienced and expert than what is actually the case.

日本語の意味

少量の知識が、必要以上の自信を生み、誤った判断を招く可能性があるという警告。 / わずかな知識で物事を理解したつもりになり、実際の経験不足や問題点を見落とす危険性を示す。

She confidently critiqued the contractor's work after watching one DIY video, proving that a little knowledge is a dangerous thing.

彼女はDIYの動画を一本見ただけで自信満々に業者の仕事を批評し、そのことが中途半端な知識は危険だということを示した。

意味（1）

A small amount of knowledge can mislead individuals into believing that they are more experienced and expert than what is actually the case.

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.