Just because Galileo was a heretic doesn't make every heretic a Galileo.

Society understands the architecture of academia and knows there are relevant qualifications in different fields, and the media accepts the idea of specialisations and accords greater respect to those with greater expertise. With one exception: climate science.

Time is found in the calibration of the individual to the timing of a collective endeavour, the social grace that less clock-bound societies must practise.

The silencing of the rainforests is a double deforestation, not only of trees but a deforestation of the mind's music, medicine and knowledge.

A functional media is as important to democratic freedom as voting.

Cultures have long heard wisdom in non-human voices: Apollo, god of music, medicine and knowledge, came to Delphi in the form of a dolphin. But dolphins, which fill the oceans with blipping and chirping, and whales, which mew and caw in ultramarine jazz - a true rhapsody in blue - are hunted to the edge of silence.

Singing with others is an unmediated, shared experience as each person feels the same music reverberating in their individual bodies. Singing is part of our humanity; it is embodied empathy.