LORELAI: Not as impressive as my mother making four green beans last an hour and a half …. When she finally got to the last bean, she cut it in six pieces. I swear, I thought Gran was gonna lunge across the table at her.
RORY: The student surpasses the master.
As far as I know, this comes from a quote attributed to the Renaissance artist and inventor Leonardo da Vinci: “Poor is the pupil who does not surpass his master”.
The Annotated Gilmore Girls 