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

The clock, for all its precision in measurement, is a blunt instrument for the psyche and for society. Schedules can replace sensitivity to the mood of a moment, clock time can ride roughshod over the emotions of individuals.

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.

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.

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

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.

The woods are a place where children can go to think. Children gravitate towards these spaces. When I was a child it was nothing more than a scrubby little overhang under a rhododendron bush, but it was incredibly important to me.