The view from the top of business. Presented by Evan Davis, the Bottom Line cuts through confusion, statistics and spin to present a clearer view of the business world, through discussion with people running leading and emerging companies. It's the end of term and summer is officially here. So what advice would Evan Davis's hugely successful business guests give to youngsters just leaving school now? Entrepreneur James Dyson took five years to develop the bagless vacuum cleaner, Martha Lane Fox went on a 'crazy journey' to set up Lastminute.com and Adrian Ringrose still isn't sure he has grown up, even though he is chief executive of a company with 50,000 employees. And Evan will ask them about the magic of business - creativity. How vital is it?