"In a garden, you pull everything up. Sometimes a stray vine just keeps coming back. It volunteers. That's really why you, Quentin, you just keep coming."
Episode:: S01E13
Timestamp:: 11:00
It seems to me that for a note to get to an evergreen it needs to be a bit of a volunteer tomato. A note that just keeps coming back to you, it sticks in your brain almost as if it's volunteering.