Continuity of sound policies, but without falling into the trap of Hume’s paradox, because improvements are always possible. That is one of the key 6/8  BIS central bankers' speeches  answers to the many uncertainties that lie ahead. Like I said – nothing comes on its own, people create and maintain stability.
This implies that the governors of all the national central banks should continue to be treated equally. At the same time, the Council must represent the Eurosystem as a whole, and be seen to do so - implying that it must not become too centralised.