And now Steve Byers has got the difficulty of how making the changes for implementing basically a better railway system.
BBC: News | BREAKFAST WITH FROST | Deputy Prime Minister John Prescott
Because of the difficulty of estimating how many doses were sold, returned, or discounted, MedImmune couldn't book sales.
But he notes that competitions have drawbacks too, such as the difficulty of determining how much an innovation is worth in prize money before it is used.
WSJ: Prizes Abound but Unclear if They Are Best Way to Get Innovation
These are stories about the difficulty of love: how hard it is to recognise or hold onto.
The difficulty is in the working out of how important a specific mechanism is.
The difficulty for the rest of Europe in deciding how seriously to take Mr. Cameron's threat is partly that he refused to spell out his demands.
As for the difficulty of learning about our past, just recognize how incomplete the fossil record really is: The 280 million Americans alive today collectively have some 60 billion bones in their bodies.
This used the life of Alan Turing, a mathematical pioneer who broke the German Enigma codes and fathered the modern computer before running foul of the homosexuality laws in the 1950s, to examine how a man who had difficulty with ordinary human feeling devoted his life to creating a machine that could think and feel.
For most Chinese companies, the domestic market is already so big and dynamic, the additional revenues offered by investing in smaller markets in the Gulf fail to justify the difficulty of operating there, according to Ben Simpfendorfer, an economist and author of The New Silk Road: How a Rising Arab World is Turning Away from the West and Rediscovering China.
FORBES: Add Oil! Chinese Drill-Pipe Maker Ventures Into The Middle East
He told me how he founded Songkick in 2007 after growing frustrated that at the difficulty of finding out when his favorite bands were coming to town, or just finding good live music on any given night.
FORBES: Songkick CEO Ian Hogarth's Top SXSW Moments, Future Plans
应用推荐