Therein lies…
phrase
Used to point out or highlight the main issue, problem or fact in a situation.
The work pays well but is unfulfilling and therein lies the problem: I need the money but I'm unhappy.

Often appears as...
- therein lies the problem
- therein lies the truth
phrase
Indicates that something is located in a particular place or thing.
She placed her faith in him, and therein lies her biggest mistake.

Often appears as...
- therein lies the mistake
- therein lies the secret
Usage tips
Idiomatic
phrase
Used to point out or highlight the main issue, problem or fact in a situation.
The work pays well but is unfulfilling and therein lies the problem: I need the money but I'm unhappy.

Often appears as...
- therein lies the problem
- therein lies the truth
phrase
Indicates that something is located in a particular place or thing.
She placed her faith in him, and therein lies her biggest mistake.

Often appears as...
- therein lies the mistake
- therein lies the secret
Usage tips
Idiomatic
Definition 1 of 2

Issue Highlighting
Use 'therein lies...' when you want to emphasize the key problem within a complex situation.

Many diets fail to provide long-term results, and therein lies their fundamental flaw.
Emotional Weight
'Therein lies...' often carries an emotional charge, hinting at disappointment, irony, or revelation.

He promised transparency, yet hid the truth, and therein lies the betrayal.
Subtle Contrasts
It can subtly highlight contrasts or comparisons between facts or situations.

You see adventure where I see risk, and therein lies our disagreement.
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