First, forget lording it at VIP tables in members' clubs, cracking open bottle after bottle of Cristal. Serious earners just don't do that. Why? Because they're long since tucked up in bed. I should know - for nearly four years I had a 10pm curfew. My (now ex) banker boyfriend insisted on it. For a City trader juggling multimillion pound positions, which could bring a bank to its knees, sleep is crucial. If my boy was to crush the opposition, his brain needed rest.
So, by 9.30 every night we'd be brushing our teeth in separate bathrooms, and by ten the lights were out.