This week we’ve seen the Prime Minister at pains to call out the Reform party’s racist policies, while insisting that people who vote for Reform are not themselves racists. It’s a tightrope walk, with journalists repeatedly inviting politicians to call their opponents racist.

For those ready to milk offense for political gain, the distinction between policy and person is quickly blurred again. Nigel Farage told his voters that “by implication” Starmer was calling them all racists. In a piece...