"Take it with a grain of salt"是什么意思？

1）Play the Race card -Donald Trump is playing the race card by appealing to Southern Whites who are scared of immigrants. -Ella played the race card, by using her mixed background to get into an Ivy League School. -I wonder if Officer Peter Liang will play the Race Card, to make sure he gets away with his crime. Definition: To attempt to gain advantage in an election by pandering to the electorate's racism. Also, more recently, to attempt to gain advantage by drawing attention to one's race. Etymology: Comes from playing cards, and having an "Ace Card". But in this instance it is replaced by the "Race card". In a more complex origin story: In 1863, US President Abraham Lincoln issued an Emancipation Proclamation, which proclaimed the freedom of black slaves in certain US states. The London based magazine Punch didn't support Lincoln's tactic and published a satirical cartoon entitled Abe Lincoln's Last Card; Or, Rouge-et-Noir. The cartoon showed a card game between Lincoln and a confederate soldier. Lincoln, in the form of the Devil, was about to slam down the Ace of Spades, in the form of a black man's head, onto a tub of dynamite. The implication was that Lincoln was making a reckless political and military gamble by pronouncing slaves to be free. This wasn't the cartoonist John Tenniel's finest hour; he was of course better known as the illustrator of Alice's Adventures in Wonderland 2）On Paper -On Paper, you would think America won the Vietnam War because they suffered fewer deaths. But in reality, the facts on the ground are different. -On Paper, the American redneck and the Indian Man should not get along. But they got along famously. -On Paper, Chelsea FC should beat Leicester FC easily. But Leicester are top of the league. Definition: possibly Etymology: This metaphoric expression contrasts something written down with concrete reality. [Late 1700s]. Or in betting odds. 3）Take it with a grain of salt -Henry took his servants claim that the house was haunted with a grain of salt -Evan took the email from a Nigerian princess asking for money with a grain of salt -Hayley took the tour guides claim that pandas could be seen with a grain of salt. Definition: do not take fact seriously, treat skeptically Etymology: In Ancient Rome, people were afraid of being poisoned. One single grain of rice was considered an antidote. Pliny the Elder changed the term to refer to poison of the mouth. i.e lies. Hence, take something with a grain of salt was to protect oneself against these poisons