“When a body is really balanced, the energy of gravity flows through. The body’s own energy is enhanced. The person is vibrant.”— Ida P. Rolf
“They are flying by the means of artificial gravity. They produce a gravitational field which neutralizes the earth's gravitational field.”— Hermann Oberth
“Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System.”— Konstantin Tsiolkovsky
“The law of gravitation is not a law of the single event; it is a law of averages.”— Arthur Eddington