There is no such thing as realistic dialogue. If you [simply recorded] the real conversation of any people and played it back from the stage, it would be impossible to listen to. It would be redundant. . . . The good dialogue writer is the one who can give you the impression of real speech.
Spare time is like spare change. It's hard to quantify, the definition of that phrase. What do I do when I'm not onstage singing, or sleeping, with or without someone else? I watch movies.