"Data isn't information; information isn't knowledge; knowledge isn't wisdom."
"Remember that the future is not somewhere we are going, it is something we are creating. Everyday we do things that make some futures more probable and others less likely. "
"The slogan used to be 'Populate or perish'. We can now see that it is more like 'Populate and perish'. A sustainable future has to be based on stabilisation of both population and consumption."