Further / Farther / Father
Father's responsibilities: Preside, Provide, Protect the wife and kids. Take out trash, kick mean neighborhood dogs, etc.
I'm so glad when father comes home.
Further's responsibilities: as an adjective where the sense is "additional."
She slapped his face and left without further comment.
Adverb of an entire sentence:
Further, I resent your tone of voice young lady!
Farther's responsibilities: as an adjective describing actual or metaphorical distance.
She had changed twenty dirty diapers that day, and was unable to go farther.
I can run farther than you can.
According to Merriam-Webster's Usage dictionary, the two are in a battle to the death for several adverbial territories, with casualties and comebacks occurring regularly. So Saddie, you can debate, but you might both be right. Perhaps you should just arm wrestle to determine the winner.
* Quoted from Merriam-Webster's Dictionary of English Usage 1994. No I didn't sell it back in college. Now you know the real depths of my depravity.
For everyone else: After dinner today I said to myself, "Diet Shmiet." And I feel so happy. So very, very happy.
Also, I have had my very first successful attempt at making hummus. When I get around to photographing the stuff I'll post about this happy journey.