This syllogism gave America Prohibition, mandatory-minimum sentences, the sentencing disparity between convictions for crack and powder cocaine, and that great guarantee of everyone's security, shoe removal at airports.

ECONOMIST: Lexington

This, of course, is designed to reinforce their syllogism.

BBC: Trident politics

Those defences, like Mr Bloomberg's, express a familiar syllogism.

ECONOMIST: Lexington

All the same, the Tories' syllogism is flawed.

ECONOMIST: Bagehot