If your children want to alter society, listen to their reasons and the idealism behind them. Don't crush them with some clever remark straight away.

I think we'd be very foolish to expect that we can just import everything from somewhere else and imagine that that's going to last for ever and ever and ever

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

I believe passionately that everyone has a particular God-given ability.

We should be treating, I think, the whole issue of climate change and global warming with a far greater degree of priority than I think is happening now.

Your greatest achievement is to love me.

One of the main reasons for the conflict in Syria, and the terrorism that it's spawned, is climate change and drought.

If you chuck away too many things, you end up discovering there was value in them.

Boy, the things I do for England.

To avert disaster, we have not only to teach men to make things but to teach them to have complete moral control over what they make.

Any difficulties which the world faces today will be as nothing compared to the full effects which global warming will have on the world-wide economy.

Conservation must become before recreation.

The price of apparently cheap food is costing nothing less than the Earth!

It seems to me self-evident that we cannot have capitalism without capital and, very importantly, that the ultimate source of all economic capital is Nature's capital

Father told me that if I ever met a lady in a dress like yours, I must look her straight in the eyes.

I sometimes wonder if two thirds of the globe is covered in red carpet.

Be neither too remote nor too familiar.

I learned the way a monkey learns - by watching its parents.

All the time I feel I must justify my existence.