Partners at the top firms are used to working through the night when the pressure is on. How else can they justify their stratospheric pay? The Diary, however, has chosen an alternative way to make a living that does not involve working through the night – unless, of course, we are being dragged reluctantly to Spearmint Rhino by our contacts.

So you can imagine our surprise when, on trying to contact an Allen & Overy partner who was embroiled in a deal, we were told to ring back when the meeting was finished… at 4 am.