"Mmhm," Number 6 agrees with that sentiment of having too much time to think of past regrets. "It's enough to drive a man to vices." Was that possibly a dig at the Pratt's quite obvious preoccupation with food? Perhaps mildly, but it could just as easily be a dig at his own growing desire to have a gin in his hand at all times.

"London, in what I suspect might be the past to you. It was 1967 when I left."