"Good! Let me fix you a drink, and you can tell me all about it."
Smith sat down on a couch. She prepared the drinks and brought his over. They sat together and sipped the liquor.
"Science is wonderful," she said.
"Yeah, it sure is," said Smith. "They spend millions figuring out fancy ways to catch crooks, and then some dumb professor invents a way so I can kill people and never be caught."
"I wonder what the cops a hundred years in the future will think when bodies start popping up all over the place?" she observed.
"Who cares?" said Smith. "I'm making my dough, even if I will have to wait seven years for the heirs to collect."
"It won't be too hard to wait," she said, "since we know for certain we'll get it."
"Let's drink to our success," Smith said.
"Let's," she smiled.
"Here's to a fine old professor, who invented a time machine and kindly let me kill him and take it away. Here's to a policeman's nightmare—the perfect murder."