Done Quote by Colin Powell
“You need to learn what people have done, but you need to learn where they have failed... Usually when they fail it is in the execution.”
“You need to learn what people have done, but you need to learn where they have failed... Usually when they fail it is in the execution.”
![“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)
