Astronaut Quotes and aphorisms about universe Sally Ride Buzz Aldrin ,, Over the years, I think I've matured in my spiritual evolution and development to understand a bit ... Chris Hadfield Mae Jemison Mae Jemison Mae Jemison Mae Jemison Ellen Ochoa Kalpana Chawla Edgar Mitchell ,, I theorize that there is a spectrum of consciousness available to human beings. At one end is mater...