"Maintain a great network of contacts. It's people that make the difference." - Maureen Duffy, chief executive, Newspaper Marketing Agency
"Don't be put off by making mistakes; learn the lesson and press on." - Jules Rastelli, managing director, Cedar
"Hunt out the most difficult challenges in your agency and try to crack them." - Jonathan Rigby, managing director, FCB London
"It's having fun that counts." - Sir Martin Sorrell, chief executive, WPP
- Collated from Campaign's A List. To buy copies, e-mail: email@example.com.