C1idiomstudyIELTS-friendly
a little knowledge is a dangerous thing
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knowing only a little can make people think they are experts and then make mistakes
A proverb, from a poem by Alexander Pope, who wrote 'a little learning'. Both versions are used.
In context
He read one article and tried to fix the wiring himself; a little knowledge is a dangerous thing.
A little knowledge is a dangerous thing, especially when people diagnose themselves online.
More idioms about study
- a bookworma person who loves reading and reads a lot
- a bright sparksaid ironically about someone whose clever idea was actually silly
- a closed booka subject that you do not understand or know anything about
- a crash coursea short course that teaches a lot in a very short time
- a dab hand at somethingvery good at a particular skill or activity