Richard Earle, a social marketing consultant and former ad industry executive, said that while some anti-drug advertising had been very effective, other campaigns have tripped up trying to strike the right tone.
The conservatives would have tripped all over themselves trying to invent one.
"The vacation has only just started, and I had quite a trip trying to get down here," Federer said in a phone interview last week.
Though I'd try to have trips planned to break up the monotony of my routine, I only came back from them feeling worse than before.
The Mexican president, Enrique Peña Nieto, has already tripped over himself trying to deal with Donald J. Trump.
The top government spokesman said on Friday that Japan had stopped trying to organize the trip, which was to have taken place in early September.
In fact, he had only tried the trip for the first time when beating the subsequent RSA Chase winner in a Grade One novice at this meeting last year, only to miss the Festival with a setback.
For eight weeks, four hours a day, Ms. Coppedge and Ms. Sylvia have been trying to trip up the new Internet ordering system that Honeywell's consumer products group, based here, is installing.
Graham, to be certain, could merely have been trying to trip Kagan up, coyly tempting her to cop to a political bias that she has steadfastly denied.
