Walk the tight rope(idiom)
(Take or be on a very precarious course)
Hindi meaning:सावधान होना
Synonyms: To be cautious, To be wary, Be very scrupulous, Be very careful
Antonyms: To be careless, To be imprudent
Example: Since the new business plan was a complete fiasco, the CEO is walking on the tight rope before implementing the next one.
Trick to remember: Tight rope pe ye log Walk the tight rope hoke chalte hai. 
