After decades of experiments, Social identity Theory concludes: the identity of individuals or groups will lead to in-group favoritism and out-group hostility.

在几十年的实验过程中，社会身份理论得出了一个普遍性的结论，即：个人或群体总是会更偏向于内团体而排斥外团体。

youdao

Indeed, Professor Stephen Glaister, director of motorists' advocacy group the RAC Foundation, suggests much of the hostility on the roads stems from a lack of understanding and suggests levelling out the legislation would reassure drivers that the rules were being applied fairly.

BBC: Is dangerous cycling a problem?

"The Conservative Defeat Project is yet another example of the Republican establishment's hostility towards its conservative base, " Matt Hoskins, executive director of the Senate Conservatives Fund group, said in a statement on Sunday.

CNN: Rove at center of GOP family feud