Asked what changes were required to implement the recommendations of the Francis Report on Mid Staffordshire Hospital, Sir David Nicholson said: "This is a significant change programme for the NHS from literally top to bottom.
"It's from setting out basic standards that patients and everyone can understand and assessing and inspecting again against them."
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Sadly, these high-school students have already received the most abrupt and cynical lesson of their lives.
A top temperature of 9 or 10 Celsius (48-50 F).
The poll comes ahead of a debate in the House of Commons on Friday on a new Bill which would introduce such a system in England.