tricky argument

"Clever words, tricky arguments, druid's rubbish!

It's a tricky argument, given that Ms. Hanover is chairwoman of the Gracie Mansion Conservancy, which protects the house as a public institution.

This seems a tricky argument, not least because you'd have to reclassify nearly every film from the golden age of Hollywood cinema, in which nobody swears but everyone smokes their heads off.

But this is a tricky argument, too, since it acknowledges that medical abortion is a process in which women are more aware, more complicit, more active - they may see the gestational sac, for example - and that they may nonetheless find acceptable.

In addition, Mr. Hevesi has decided to challenge the honesty of Mr. Giuliani, a potentially tricky argument both given that there is little evidence that voters consider Mr. Giuliani corrupt, and that Mr. Hevesi's history with the mayor is largely cordial.