I think we're going to find, with climate change and everything else, things like global warming and goodness knows what else and the cost of fuel for a start, that things are going to become very complicated.

All the time I feel I must justify my existence.

Business is recognizing the role it can play in combatting climate change. Thank God, is all I can say, for there is a desperately urgent need for business to play that role. Your lobbying influence can be substantial, but together, united and in large enough numbers it could prove decisive in turning the tide.

If you think about your and my grandchildren, this is what really worries me. I don't want them - if I'm still alive by then - to say, 'Why didn't you do something about it?', when you could have done.

Climate change should be seen as the greatest challenge to face man and treated as a much bigger priority in the United Kingdom.

Grandparenthood is a unique moment in anyone's life, as countless kind people have told me in recent months, so I am enormously proud and happy to be a grandfather for the first time and we are eagerly looking forward to seeing the baby in the near future.

Humility is to make a right estimate of one's self. It is no humility for a man to think less of himself than he ought, though it might rather puzzle him to do that.