" When Yuri Gagarin became the first human to orbit the Earth in April 1961, he carried generations of hopes and dreams into space with him. A growing number of thinkers now believe the 'Overview Effect' heralds nothing less than the next 'giant leap' of human evolution. As breathtaking space-down views of our world seep into our collective consciousness, people are waking up to the 'Spaceship Earth' analogy that depicts our planet as a natural vessel that must be steered responsibly by its crew. "

― Alex M. Vikoulov , The Syntellect Hypothesis: Five Paradigms of the Mind's Evolution