Reality check

Reality check - if you tell someone they need a reality check, you want them to consider the true situation instead of the way they want it to be.

Example - "Time for a reality check here...can we really finish this on time?"

Image - https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj6d9haAL9TscKNnqvZlxXKFudfJkCO9dXdDHDsXFFeejGwEZ1ud17PbmnZaVYhb5pPiyDkRa9Xaa0GI8zegNpsZ-ds-uFKKrUZToOABkpZx9fSlidvI5FkWIrn7VWTYQ_Y9e1XAiU9bYsR/s1600/080311+-+the+reality+check.jpg