1. As a polemicist Mr Mamet is impressive—but at the cost of intellectual honesty.

2. On hearing her routine, Christopher Hitchens, a polemicist, remarked that "when comedians flatter the president, they become court jesters, and the country becomes a banana republic."

3. Christopher Hitchens, a polemicist whose tone is that of an erudite straight - talker , does not.

4. The greatest polemicist of the 20th century must be Leon Trotsky.

5. In his lifetime he was famous, or infamous, as a satirist, a journalist and a political polemicist.

6. Stone was then, as now, a fully paid-up Thatcher supporter, and a tireless polemicist.

7. He combined a fellowship at Cambridge with extensive government service as an adviser and high-level civil servant, and was an active speculator, polemicist, and journalist.