Go the extra mile," writes Callum, director of design at Jaguar. "One thing I discovered early on: that extra 10% of effort makes a 100% difference. It really does."
And if your work ethic does not seem to be producing results, believe that it will get better: "When I first started work, I wish there'd been someone to say: 'Don't worry. In four or five years, which seems a long time off but isn't, you'll be in a completely different place. Trust me.' It's important to understand that."