Whisper makes your character whisper to another character
something. This command works with any characters in the room. This is
most commonly used to convey secret and private messages.
Attention: if no person is added to this message, everybody will hear what
you are whispering!
EXAMPLES
"whisper "You: You whispers : Anybody: Ford whispers : "whisper to marvin"You: You whisper [to Marvin] : Marvin: Ford whispers [to you] : Anybody: Ford is whispering something to Marvin, but you cannot hear what.