Authors:

What makes this danger so terrible is that humans tip the balance of your world. No other species can make such a difference, for good or ill. If humans can live in harmony with other forms of life, the world rejoices. If not, the world suffers--and may not survive.

T. A. Barron (2011). “The Eternal Flame”, p.223, Penguin
What makes this danger so terrible is that humans tip the balance of your world. No other species can make such a difference, for good or ill. If humans can live in harmony with other forms of life, the world rejoices.