" Curiosity killed the cat "
Being inquisitive can lead you into a dangerous situation.
I heard a noise outside and went to have a look. It turns out I should have ignored it, it was a bear. Curiosity killed the cat they say.
Where did it originate?:
late 19th century. Probably deriving from a much older British phrase - 'care killed the cat'.
Where is it used?:
Hear the idiom spoken: