English Phrase — "Take it with a Grain of Salt"

"Take it with a Grain of Salt" means to believe only part of what someone is telling you, or not to take it too seriously. 

It is usually given as cautionary advice.

Examples:

Kim: The salesperson said this was the best deal in town. 

Kim’s Friend: You should take what the salesperson said with a grain of salt - there are probably better deals. 

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Hiring manager: The last candidate said they were an expert in a hundred different skills. I’m going to take what they said with a grain of salt, since they must have been exaggerating. 

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Son: Grandma says bread never expires.

Dad: Take what your grandma says with a grain of salt - not everything she says is true.