From an evolutionary point of view, man has stopped moving, if he ever did move."

You are not a human being in search of a spiritual experience. You are a spiritual being immersed in a human experience.

"Someday, after mastering winds, waves, tides and gravity, we shall harness the energy of love; and for the second time in the history of the world, man will have discovered fire."

"Our duty, as men and women, is to proceed as if limits to our ability did not exist. We are collaborators in creation."

The most satisfying thing in life is to have been able to give a large part of oneself to others.