1. To keep the cogs turning
2. For the balance
3. To be challenged
4. To stay in the game
5. For security
6. For self-worth
7. For mutual gain
8. To stay true to yourself
9. To be a role model
10. For the socialising
11. For pride
12. For self-satisfaction
13. To grow as an individual
14. For the love of it
And finally...
