" He clearly knew that Earth’s suitability for human life was no coincidence, much less an effect of the anthropic principle, but rather was an outcome of the long-term interaction between the biosphere and the natural environment, an outcome that would not likely be repeated on another planet around some far-flung star. "

― Liu Cixin , Remembrance of Earth's Past: The Three-Body Trilogy (Remembrance of Earth's Past #1-3)