The term "nervous" is on every rider and manager's lips when asked to describe the demands of the early phase of the race, but what they mean is more complex than a few shivers of anticipation at the prospect of a tricky bit of road or two.
The government is currently negotiating with unions over the tricky issue of retirement.
During a "showdown" with presenter Alex Brooker, who deployed a "bullshit buzzer" when he was unhappy with the quality of the Liberal Democrat leader's answers, Clegg faced a barrage of tricky questions.
But he found trouble in running at Sandown and this tricky track may not be easy for a horse of his inexperience, breaking from a wide stall in a big field.
Dundee's manager, Paul Hartley, was happy with his side's resolve as they fought to a 1-1 draw in tricky weather conditions at Inverness.
It has always been tricky for Messrs Cameron and Clegg to present themselves as united in an endeavour to put the country right while at the same advertising their differences in order to reassure the blue and yellow tribes that they are not betraying their respective party's fundamental beliefs.
Ancelotti added weight to his frontline by replacing the midfielder Thiago Motta with Gameiro and the newcomer's tricky dribble caused enough confusion in the Valencia defence to allow Lavezzi to finish.
Dislikes The press can be tricky, especially if you're having an affair, but I know that comes with the territory.
Some of the unique pieces that I have designed have been tricky to make, so I work out how they can be made through research and a little trial and error.
A second, more tricky question – for both the left and right – is that if these schools really are offering the best possible education in a difficult situations, then why are we ruling out such a possibility for England?
Fielding had a tricky time engaging and recording every interaction with a child with Asperger's, while engaging 29 others, some fairly challenging.
