As somebody who in my second marriage insisted on a prenuptial agreement I can also testify that sometimes it is an act of love to chart the exit strategy before you enter the union in order to make sure that not only you but your partner as well knows that there will be no World War III should hearts and minds for any sad reason change.

I have to change a lot of things before I become a good marathon runner.

I just change with the times. I really don't have a say in what's going on. Music was here before me.

I think it true that you know sometimes things start to change even before a government changes and actually I think you can begin to see even the Labour machine beginning to understand that it has become over-reliant on targets and processes that local governments have been over-bossed and bullied.

Don't manage - lead change before you have to.

Anyone who's lost someone to cancer will say this that you have to struggle to try to remember the person before the diagnosis happened because they really do change - as anyone would change.

Before 'Schindler's List ' I wouldn't have believed movies had a lot of power for social change.

I have always been aware that you have to get people listening before you can change their minds. Any artist's big fear is being ignored so if you get debate that's great.

I don't know how I got to this point but it must be as a result of everything that has come before so if I were to change something I might not be at this point now.

As human beings we are vulnerable to confusing the unprecedented with the improbable. In our everyday experience if something has never happened before we are generally safe in assuming it is not going to happen in the future but the exceptions can kill you and climate change is one of those exceptions.