All humans are essentially wild creatures and hate confinement. We need what is wild, and we thrill to it, our wildness bubbling over with an anarchic joie de vivre. We glint when the wild light shines. The more suffocatingly enclosed we are - tamed by television, controlled by mortgages and bureaucracy - the louder our wild genes scream in aggression, anger and depression.

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

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.

Clock measurement is not time itself. In fact, so opposed are they that one could argue the clock is not a synonym, but the opposite of time.

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.

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.

We are animal in our blood and in our skin. We were not born for pavements and escalators but for thunder and mud.