Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.
Songs used to be short, then they became longer, and now they're getting shorter. But otherwise, music is about a beat and a message. If the beat gets to the audience, and the message touches them, you've got a hit.
We found out the Gemini spacesuit was, well, oxygen was flowing to keep me cool as well as to breathe, and it wasn't good enough. My visor got fogged.