The green prehuman earth is the mystery we were chosen to solve, a guide to the birthplace of our spirit, but it is slipping away. The way back seems harder every year. If there is danger in the human trajectory, it is not so much in the survival of our own species as in the fulfillment of the ultimate irony of organic evolution: that in the instant of achieving self-understanding, through the mind of man, life has doomed its most beautiful creations. And thus humanity closes the door on its past.

The vast majority of species that are vanishing, we haven't even discovered yet. How can you possibly put them back in nature if the ecosystem is gone?

Adults forget the depths of languor into which the adolescent mind decends with ease. They are prone to undervalue the mental growth that occurs during daydreaming and aimless wandering

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

The global conservation organisations are doing everything they can on modest budgets. They essentially promote setting aside reserves and parks around the world.

Character is in turn the enduring source of virtue. It stands by itself and excites admiration in others. It is not obedience to authority, and while it is often consistent with and reinforced by religious belief, it is not piety.

Ninety-nine percent of all species that ever lived are now extinct.