History will judge harshly my Republican colleagues who deny the science of climate change. Similarly, those Democrats who would use climate change as a basis to regulate out of existence the American experience will face the harsh reality that their ideas will fail.

For humans, the Arctic is a harshly inhospitable place, but the conditions there are precisely what polar bears require to survive - and thrive. 'Harsh' to us is 'home' for them. Take away the ice and snow, increase the temperature by even a little, and the realm that makes their lives possible literally melts away.

If you hit a Talib with your shoe, then there would be no difference between you and the Talib. You must not treat others with cruelty and that much harshly, you must fight others but through peace and through dialogue and through education.

Our citizens and those who have gone before us charted the broad outlines of where we need to go, and they would envy our opportunity to translate those dreams into action. And I believe they will judge us very harshly should we fail to act.

The truest art I would strive for in any work would be to give the page the same qualities as earth: weather would land on it harshly; light would elucidate the most difficult truths; wind would sweep away obtuse padding.

Yes, the brutalities of progress are called revolutions. When they are over, this is recognised: that the human race has been harshly treated, but that it has advanced.

Illegal drug use runs contrary to the image of health depicted by cycling. Distributors of these drugs must be prosecuted more harshly as they are ciminals.

Our citizens and those who have gone before us charted the broad outlines of where we need to go and they would envy our opportunity to translate those dreams into action. And I believe they will judge us very harshly should we fail to act.