a storm in a teacup

bouře ve sklenici vody

I think it's all a storm in a teacup - there's probably no danger to public health at all. CIDI

By the weekend, however, you'll have the reassurance you crave and see it's all just been a storm in a teacup. BNC

It left a little dent in his reputation, but like most such incidents, was a quickly subsiding storm in a teacup.BNC

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