Human activity equals a decline of the rest of life on earth,

Darwin's dice have rolled badly for Earth. The human species is, in a word, an environmental abnormality. Perhaps a law of evolution is that intelligence usually extinguishes itself.

Earth is a little-known planet. We have little appreciation for what we're doing. ... We are flying blind,

I have heard that he said he was not going to spend the rest of his life in prison, that he was going to kill himself.

The variety of genes on the planet in viruses exceeds, or is likely to exceed, that in all of the rest of life combined.

Ants are the leading removers of dead creatures on the land. And the rest of life is substantially dependent upon them.