Bob Diamond

In our equities business, 49 of the 50 most important Lehman clients are back doing business with us. The flows are 75 to 80 per cent of what they were prior to the bankruptcy. The issues which damaged Lehman were around commercial mortgages and illiquid private equity assets.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.

Leverage is great when it works, and when it doesn't work, it creates a lot of issues. So I think if you limit the amount of leverage that people can borrow, or that banks can borrow, I think you'll find that you'll have a lot less issues going forward.