B2idiomdecisions
a double-edged sword
USUK
something that has both good and bad effects
Natural in discussion, but so common in essays about technology that examiners may hear it as memorised.
In context
Social media is a double-edged sword: it connects people but also spreads false news.
Fame can be a double-edged sword for young singers.
Common mistake
Incorrect: Social media is a double-edged knife.
Correct: Social media is a double-edged sword.
More idioms about decisions
- bite the bulletto make yourself do something unpleasant that you have been avoiding
- have second thoughtsto start to doubt a decision you have made and consider changing it
- it's up to youyou can decide; the choice is yours
- sit on the fenceto avoid choosing between two sides or options, especially in an argument
- think twiceto think very carefully before you decide to do something