Done Quote by Samuel Johnson
“It is our first duty to serve society, and after we have done that, we may attend wholly to the salvation of our own souls.”
“It is our first duty to serve society, and after we have done that, we may attend wholly to the salvation of our own souls.”
![“I've used the Phoenix Centrifuge to replicate what the body's going to go through on the flight up. I've also done some gravity tests with ZERO-G [a charter-flight service in Arlington, Va., that uses modified Boeing 727s to simulate weightlessness], which went great.” quote by Richard Branson](https://sms4smile.com/quotes/img-quotes/aa1/richard-branson-256_adventure_i-ve-used-the-phoenix-centrifuge-to-repl_903.jpg)
