Questions have arisen about the policing of science. Who is responsible for the policing? My answer is: all of us.

A permanent base on Mars would have a number of advantages beyond being a bonanza for planetary science and geology. If as some evidence suggests exotic micro-organisms have arisen independently of terrestrial life studying them could revolutionise biology medicine and biotechnology.

Democracy may have arisen in the West as the way of striving for the universal aspiration to dignity and freedom but it isn't alien to the underlying concepts that infuse religion and moral philosophy everywhere.

Society has arisen out of the works of peace the essence of society is peacemaking.

I do not deny that I planned sabotage. I did not plan it in a spirit of recklessness nor because I have any love of violence. I planned it as a result of a calm and sober assessment of the political situation that had arisen after many years of tyranny exploitation and oppression of my people by the whites.

All the ills of mankind all the tragic misfortunes that fill the history books all the political blunders all the failures of the great leaders have arisen merely from a lack of skill at dancing.

Mission accomplished. The Museum of Modern Art's wide-open tall-ceilinged super-reinforced second floor was for all intents and purposes built to accommodate monumental installations and gigantic sculptures should the need arise. It has arisen.