There’s no doubt that today’s GDP figures are good news, but we should be wary about depending too much on GDP as a measure of prosperity. Prof Anthony Evans, a Senior Fellow of the Adam Smith Institute, wrote this superb piece about GDP way back in 2009, but his point still stands:

The "health" of the economy is too complex to be summarised in a single number. It would be like reviewing a novel based on the average words per page.