One of the problems that we face through the media attention that these artists receive is that there has been an awful lot of talk about opera and classical music being elite and being for an elitist group.
Nonviolent action does not have to get others to be nice. It can in effect force them to consult their consciences.
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.

