Butterfly effect: The scientific theory that a single occurence, no matter how small, can change the course of the universe forever. A father and son diving off the coast of Hawaii, with the sharks closing in. A scientist in a forest under attack from a savage bear. A young girl who has been kidnapped by drug dealers in Rio. The teenagers surfing on top of a speeding bullet train. For them, and…
from the back cover: As they walk through a park in the distant future, Harl and Ellen talk about their work and their lives. But they will never have a life together because their work as scientists is more important to them than their love. Harl plans to leave Earth, on a long and dangerous journey through space. Ellen plans to stay on Earth, to change the way the human mind works. When Harl…