Trumpian physics: For every action, a reaction
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Politicians must deal with Trumpism and anti-Trumpism. Photograph: AFP/Getty Images
First, a physics lesson. For every action, Isaac Newton told us, there is an equal and opposite reaction.
So just as politicians everywhere must contend with the forces of anti-establishment populism and nativism that Donald Trump both harnessed and represents, so they are also faced with the furious reactions that the actions of the Trump administration are arousing.