For families across the UK who are income-poor, but more than that, whose lives are blighted by worklessness, educational failure, family breakdown, problem debt and poor health, as well as other problems, giving them an extra pound - say through increased benefits - will not address the reason they find themselves in difficulty in the first place.

What we want to do is reform the welfare system in the way that Tony Blair talked about 13 years ago but never achieved - a system that was created for the days after the Second World War. That prize is now I think achievable.

In many ways Scotland will benefit more than other parts of the UK when universal credit comes in. A larger percentage of people will see an increase in their income through moving into work or taking on more hours.

For families across the UK who are income-poor, but more than that, whose lives are blighted by worklessness, educational failure, family breakdown, problem debt and poor health, as well as other problems, giving them an extra pound - say through increased benefits - will not address the reason they find themselves in difficulty in the first place.

With high underemployment - currently over one million part-time workers in the UK want to work more hours - sanctioning clients who cannot increase their hours seems to be both unworkable and unfair.

All too often, government's response to social breakdown has been a classic case of 'patching' - a case of handing money out, containing problems and limiting the damage but, in doing so, supporting - even reinforcing - dysfunctional behaviour.

There is nothing people can throw at me to say: Do this, do that.